「無理ゲーだって知ってたら、たぶん挑戦すらしてなかった」――そんな偉業が歴史にはゴロゴロあるんよ。今回はRedditで6800票以上集めた『不可能だと知らなかったからこそ成し遂げた例』スレを紹介するわ。常識を知らなかったがゆえに常識をぶち破った天才と勇者たちの話、ワイは鳥肌立ったわ。
エミール・ザトペックがオリンピックで5000mと10000m制したあと、「ついでにマラソンも出るわ」って言い出したんよ。しかも人生で一度も走ったことのない距離www 本番で世界記録保持者と並走しながら「このペースで合ってる?」って聞いたら、相手に「いや、遅すぎ」って言われて、そこからペース上げてそのままオリンピック記録樹立。1952年大会で長距離を総なめにしたわ。
原文を見る
Emil Zatopek after winning the 5000m and 10000m races in the Olympics decided to run the Marathon. A distance he had never run before.
He was running with the world record holder and asked if they were going the right pace. He told him, no we're going too slow. Emil sped up and set the Olympics record completing the sweep of long distance races in the 1952 Olympics.
✍️ 管理人: 初マラソンで「遅すぎ」って言われて素直に加速して優勝とか、メンタルどうなってんねん草。ちなみにザトペックは「人間機関車(チェコの機関車)」って呼ばれてた伝説のランナーで、この1952年ヘルシンキ五輪で5000m・10000m・マラソンの3冠っていう前人未到の記録を作ってる。日本だとマラソンは「30km過ぎの壁」とか言って入念に距離走を積むのが常識やけど、こいつはぶっつけ本番でフルマラソン世界レベルやからな。個人的には、走法がめちゃくちゃ苦しそうな表情で有名やったのに記録は化け物っていうギャップが好きやわ。
カール・ベンツの嫁、ベルタ・ベンツ(メルセデスのお母さん的存在)が、旦那が特許取ったモーターワーゲンを長距離で試してほしかったんよ。でも旦那は「そんなんうまくいくわけない」ってビビってた。そこで嫁は黙って勝手に決行、マクガイバー並みの機転で106km走破して成功させて、改善点を電報で旦那に伝えて歴史作ったわ。わかってる嫁。
原文を見る
Berta Benz, mother Mercedes, wife of Karl,
wanted him to test his Patented Motorwagen with a long drive. He didn’t think it would work. She did it without telling him, MacGyvered her way 106 kilometers to success, wired him about what they could improve, and made history.
✍️ 管理人: 旦那がビビってる横で嫁が勝手に世界初の自動車長距離走行やってのけるの、強すぎて草。これ1888年の話で、ベルタは途中でブレーキが効かなくなったとき靴職人に革を貼らせて、人類初の「ブレーキライニング(ブレーキパッド)」を即興で発明したって言われてるんよ。日本だと当時はまだ明治21年、人力車が走ってた時代やからな…スケールが違う。ちなみに「メルセデス」って名前は別の出資者の娘の名前が由来で、ベルタとは直接関係ないってのは地味に知られてない豆知識やで。
火星計画で序盤に何度も失敗したソ連、「じゃあ金星に切り替えるわ」って探査機の着陸に注力したんよ。当時は金星が火星よりはるかに過酷で、腐食性の大気と灼熱地獄に耐えなきゃいけないなんて知らなかった。ちなみにそのどっちも火星には無いやつなwww そして彼らは成功。1970年、ベネラ7号が他の惑星に無事着陸した史上初の探査機になったわ。
原文を見る
After several early failures in their Mars program, the Soviet Union decided to instead focus on landing a probe on Venus, unaware at the time that Venus is a much more inhospitable environment and that a probe would have to contend with a corrosive atmosphere and searing temperatures, neither of which are present on Mars.
They succeeded, and in 1970, Venera 7 became the first space probe to safely land on another planet.
✍️ 管理人: 「楽そうだから金星にしよ」が実は超ハードモードへの転職だったの、知らぬが仏すぎてワロタ。金星の表面って気温約460℃・気圧は地球の約90倍っていう、深海並みの圧力+鉛が溶ける温度っていう完全に地獄なんよ。それでも着陸成功させたソ連の根性、ぐう有能。日本も2015年に「あかつき」を金星周回軌道に投入して話題になったけど、着陸はまた別次元の難易度ってことやな。
ビル・アトキンソンが、Xerox PARCが実現してるのを見たと思い込んで、Apple Lisa向けに「重なり合うウィンドウ」を開発したんよ。だから自力で方法を編み出して、その過程でQuickDrawを発明。要は実際に必要なウィンドウ部分だけ再描画する技術な。
ところがXeroxのGUIはタイル状に並べるだけで、重なったら全画面再描画でクッソ遅かった。Xeroxチームは逆にAppleが滑らかに重ねてるの見て仰天したらしい。アトキンソン本人いわく「Xeroxが実は未解決だって知ってたら、低性能PCじゃ数学的に無理だと思って諦めてた」とのこと。
原文を見る
Bill Atkinson developed overlapping windows for the Apple Lisa because he thought he’d seen the Xerox PARC do it, so he figured out a way to do it and invented QuickDraw in the process. Basically he figured out a way to only redraw the portion of the window that was actually needed.
Turns out the Xerox GUI (Smalltalk) actually only had tiled windows, and if the windows did overlap the system had to redraw the whole thing which was very slow. The Xerox team were stunned when they saw that Apple had been able to achieve smooth overlapping windows.
Atkinson later remarked that if he had known Xerox hadn't actually solved the problem, he probably would have given up, thinking it was mathematically impossible on a low-powered computer.
✍️ 管理人: 「あいつらが出来てるなら俺も出来るはず」っていう勘違いが、結果的に世界を変えた発明になるの最高やん。ビル・アトキンソンはこのあとMacPaintやHyperCardも作った伝説のエンジニアで、惜しくも2025年に亡くなってるんよな…合掌。今ワイらが当たり前に使ってる「ウィンドウを重ねる」操作、実はこの勘違いから生まれてると思うとエモい。日本のIT業界でも「技術的に無理と思い込んで誰もやらなかった」案件って結構あるあるやと思うわ。
ユナイテッド航空232便。尾翼の第2エンジンのファンディスクに製造欠陥があって、巡航中に爆発、機体尾部がズタズタに。結果、操縦に使う油圧ラインが3系統全部切断された。メーカーも航空会社も「復旧不可能=全員死亡確定」と考えてて、訓練すらさせてなかった事態なんよ。
それでもパイロットは左右エンジンの推力差で機体を操れることに気づいて、出力上げ下げで上昇・降下・旋回。滑走路に機首を合わせて着陸、185人を救った。残念ながら112人は亡くなったけど半数以上が生還。
事故後シミュレーターで28回再現したけど、生存可能な着陸を作れた人はゼロ。それを訓練なし・手順なしで現実にやってのけたんや。
原文を見る
[United 232](https://en.wikipedia.org/wiki/United_Airlines_Flight_232)
A manufacturing error in the tail mounted (number 2) engine fan disk caused the fan disk to explode during cruise and shred the tail of the airplane. It severed *all three* hydraulic lines used for flight controls, which was a scenario that the manufacturer and airlines considered to be unrecoverable. Pilots train for a lot but airlines didn’t bother training their pilots for what to do if this happened because it was considered certain death. They are almost entirely unable to control the airplane.
Despite this, the pilots figured out that they could steer the aircraft using differential engine thrust, increasing and decreasing power on the wing mounted engines to make the plane climb, descend, and turn to some extent. Because the plane was banking right when the incident occurred, the control surfaces were stuck in a right hand bank and so only right turns could be made.
By doing this, they managed to descend from cruising altitude, **line up with a runway**, and execute a landing that saved 185 people. Unfortunately, 112 did die, but over half those onboard survived.
Let me reiterate – engineers and airline executives considered this situation to be absolute certain death for everyone onboard to the point they didn’t even waste time training for it. Following the incident they tried to recreate what happened in a simulator to see if they could’ve saved more people. Among 28 attempts in the simulator, not one person was able to produce the conditions for a survivable landing, yet the pilots of this aircraft pulled it off in real life with no training and no plan for what to do.
There’s a lot more to the story I didn’t cover here but it was an absolute miracle.
✍️ 管理人: シミュレーターで28回全滅した状況を、ぶっつけ本番で半数生還させるとか、もう人間の限界突破やろ…。これ1989年スーシティの事故で、機長アル・ヘインズと、たまたま乗客で乗ってた訓練教官デニー・フィッチが協力してエンジンレバーを操作したんよ。日本だと1985年の日航123便(御巣鷹山)も同じく油圧全喪失で、こっちは520人が亡くなった大惨事やったから、232便の生還率の異常さがよくわかる。ぐう正論で言えば「諦めなかった」だけじゃなく、極限で発想を切り替えられる冷静さがヤバいんよな。
カルパチア号がタイタニックの遭難信号を受信したのは1912年4月15日午前0時20分、距離58マイル。どう考えても4時間未満で着ける距離じゃない。
ロストロン船長は通信士に起こされた瞬間ベッドから飛び起き、服を着終える前に船をタイタニックへ向かわせた。救命ボート全部を振り出し、医療班を配置、温かいスープと毛布を用意。そして「生命維持装置から全電力を回す」をやった。暖房も給湯も食堂以外全部止めて、その蒸気を全部エンジンへ。船の最高速度は14ノットなのに、氷山だらけの暗闇でほぼ17.5ノットを維持したんよ。
誰もそんなこと求めてなかった。期待もされてなかった。それでも彼らは物理法則ぶち破る勢いで北へ突っ走った。「5分でも削れたら、あと一人助かるかも」っていう必死の望みに賭けて。結果、生存者705人全員を救い上げた。他のどの船も生存者を見つけられなかった。
原文を見る
[Origin](https://mylordshesacactus.tumblr.com/post/170401018158/please-make-a-post-about-the-story-of-the-rms)
*Carpathia* received *Titanic*’s distress signal at 12:20am, April 15th, 1912. She was 58 miles away, a distance that absolutely *could not* be covered in less than four hours.
(*Californian*’s exact position at the time is…controversial. She was close enough to have helped. By all accounts she was close enough to see Titanic’s distress rockets. It’s uncertain to this day why her crew did not respond, or how many might not have been lost if she had been there. This is not the place for what-ifs. This is about what was done.)
*Carpathia*’s Captain Rostron had, yes, rolled out of bed instantly when woken by his radio operator, ordered his ship to *Titanic*’s aid and confirmed the signal before he was fully dressed. The man had never in his life responded to an emergency call. His goal tonight was to make sure nobody who heard that fact would ever believe it.
All of *Carpathia*’s lifeboats were swung out ready for deployment. Oil was set up to be poured off the side of the ship in case the sea turned choppy; oil would coat and calm the water near Carpathia if that happened, making it safer for lifeboats to draw up alongside her. He ordered lights to be rigged along the side of the ship so survivors could see it better, and had nets and ladders rigged along her sides ready to be dropped when they arrived, in order to let as many survivors as possible climb aboard at once.
I don’t know if his making provisions for there still being survivors in the water was optimism or not. I think he knew they were never going to get there in time for that. I think he did it anyway because, god, you have to hope.
*Carpathia* had three dining rooms, which were immediately converted into triage and first aid stations. Each had a doctor assigned to it. Hot soup, coffee, and tea were prepared in bulk in each dining room, and blankets and warm clothes were collected to be ready to hand out. By this time, many of the passengers were awake–prepping a ship for disaster relief isn’t quiet–and all of them stepped up to help, many donating their own clothes and blankets.
And *then* he did something I tend to refer to as diverting all power from life support.
Here’s the thing about steamships: They run on steam. Shocking, I know; but that steam powers everything on the ship, and right now, *Carpathia* needed power. So Rostron turned off hot water and central heating, which bled valuable steam power, to everywhere but the dining rooms–which, of course, were being used to make hot drinks and receive survivors. He woke up all the engineers, all the stokers and firemen, diverted *all* that steam back into the engines, and asked his ship to go as fast as she possibly could. And when she’d done that, he asked her to go faster.
I need you to understand that you simply can’t push a ship very far past its top speed. Pushing that much sheer tonnage through the water becomes harder with each extra knot past the speed it was designed for. Pushing a ship past its rated speed is not only reckless–it’s difficult to maneuver–but it puts an incredible amount of strain on the engines. Ships are not *designed* to exceed their top speed by even one knot. They can’t do it. It can’t be done.
*Carpathia*’s absolute do-or-die, the-engines-can’t-take-this-forever top speed was fourteen knots. Dodging icebergs, in the dark and the cold, surrounded by mist, she sustained a speed of almost seventeen and a half.
No one would have asked this of them. It wasn’t expected. They were almost sixty miles away, with icebergs in their path. They had a responsibility to respond; they did not have a responsibility to do the impossible and do it well. No one would have faulted them for taking more time to confirm the severity of the issue. No one would have blamed them for a slow and cautious approach. No one but themselves.
They damn near broke the laws of physics, galloping north headlong into the dark in the desperate hope that if they could shave an hour, half an hour, *five minutes* off their arrival time, maybe for one more person those five minutes would make the difference. I say: three people had died by the time they were lifted from the lifeboats. For all we know, in another hour it might have been more. I say they made all the difference in the world.
This ship and her crew received a message from a location they could not hope to reach in under four hours. Just barely over *three* hours later, they arrived at *Titanic*’s last known coordinates. Half an hour after that, at 4am, they would finally find the first of the lifeboats. it would take until 8:30 in the morning for the last survivor to be brought onboard. Passengers from *Carpathia* universally gave up their berths, staterooms, and clothing to the survivors, assisting the crew at every turn and sitting with the sobbing rescuees to offer whatever comfort they could.
In total, 705 people of *Titanic*’s original 2208 were brought onto *Carpathia* alive. No other ship would find survivors.
At 12:20am April 15th, 1912, there was a miracle on the North Atlantic. And it happened because a group of humans, some of them strangers, many of them only passengers on a small and unimpressive steam liner, looked at each other and decided: *I cannot live with myself if I do anything less.*
I think the least we can do is remember them for it.
✍️ 管理人: これ読んでて普通に泣いたわ…。「不可能でもやる責任なんて無かったのに、自分自身を許せないからやった」っていう動機がもう人として尊い。ロストロン船長はこの功績で後にナイトの称号を受けてるんよ。日本でいうと、船の定格速度を25%もオーバーさせるって、車で言えばレッドゾーン振り切ったまま霧の山道を全力疾走するようなもんで、エンジンが壊れる覚悟の特攻なんよな。タイタニックって映画のロマンスのイメージ強いけど、ワイは個人的にこのカルパチア号の裏ストーリーこそ語り継がれるべきだと思うわ。
今日知ったんだが、数学者のジョージ・ダンツィーグは大学院時代、黒板に書かれてた有名な「未解決問題2問」を宿題だと勘違いして、普通に解いて提出しちゃったことで有名なんよ。それがそのまま彼の博士論文になって、最終的にスタンフォードで教授になったというwww
原文を見る
During graduate school, the mathematician George Dantzig famously mistook two famous unsolved math problems for homework and solved them. They became his doctoral dissertation and he ended up teaching at Stanford.
[https://en.wikipedia.org/wiki/George\_Dantzig](https://en.wikipedia.org/wiki/George_Dantzig)
✍️ 管理人: オチが強すぎる。「未解決問題」って知ってたらビビって手も付けなかったのに、ただの宿題だと思ったから解けたって、知らないって最強の武器やんけ草。実はこのエピソード、映画『グッド・ウィル・ハンティング』で清掃員のマット・デイモンが黒板の難問を解いちゃうシーンの元ネタとも言われてるんよ。日本でも「知らんかったから普通にやったら出来た」みたいな話あるけど、レベルが未解決数学問題っていうのが格が違う。ちなみにダンツィーグは線形計画法の「シンプレックス法」を作った超大物で、勘違いで偉業→本物の偉人ってのが出来すぎてて好き。
💭 管理人の感想
今回は「不可能だと知らなかったからこそ成し遂げた」偉業まとめやったけど、共通してるのは『常識という名のブレーキが無かった』ことなんよな。宿題だと思って未解決問題を解いたダンツィーグ、楽だと思って地獄の金星に挑んだソ連、無理ゲーと知らずに重なるウィンドウを作ったアトキンソン――知識ってときに人の挑戦を止めるブレーキにもなるんやなって考えさせられたわ。一方でカルパチア号やユナイテッド232便みたいに、「無理だとわかってても諦めなかった」勇気の話も混ざってて、両方の意味で人間ってすげぇってなる。日本だと「空気読む」「前例がない」で挑戦が潰れがちな文化があるけど、海外のこういう武勇伝を見ると、たまには無知や無謀も悪くないなって思うわ。Redditではこの手の「歴史IF・偉人の無茶」スレは定番で何度もバズるネタなんよ。みんなが「知らなかったからやれた」って経験、実は身近にも一個くらいあるんちゃう? もし自分が『これは絶対無理』って事前に知ってたら挑戦してなかったこと、みんなは何かある? コメントで教えてくれや。
📖 この記事のチャンク〜英語フレーズを覚えよう〜
“By all accounts”
🔊 読み方: バイ・オール・アカウンツ
🇯🇵 意味: 誰に聞いても・あらゆる話を総合すると(みんなが言うには)
💡 自分が直接見たわけではなく、複数の人の話や情報源が一致している事柄を述べるときに使う。例:「By all accounts, the new café is amazing.(みんなの話だと、あの新しいカフェは最高らしいよ)」
🌍 他の言語では?
🇩🇪 ドイツ語: Nach allem, was man hört (ナッハ・アレム・ヴァス・マン・ヘルト)
→ 「聞こえてくる話を総合すると」という意味で、伝聞をまとめて述べる日常的な言い回し。
🇫🇷 フランス語: À ce qu'on dit (ア・ス・コン・ディ)
→ 「人が言うところによれば」とカジュアルに伝聞を示す表現で会話で頻出。
🇰🇷 韓国語: 듣자 하니 (トゥッチャ・ハニ)
→ 「聞いたところによると」と人づての情報を切り出すときの自然な口語。
🇪🇸 スペイン語: Según dicen (セグン・ディセン)
→ 「みんなが言うには」と噂や評判を伝える、会話でよく使うフレーズ。
※翻訳は意訳を含みます。正確な表現は原文リンクからご確認ください。
※引用元: r/AskReddit


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