“Lawrence immediately saw that it was a trick question. You would have to be some kind of idiot to make the facile assumption that the current would add or subtract 5 miles per hour to or from the speed of the boat.”

Neal Stephenson

Neal Stephenson - “Lawrence immediately saw that it was...” 1

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“He walked straight out of college into the waiting arms of the Navy. They gave him an intelligence test. The first question on the math part had to do with boats on a river: Port Smith is 100 miles upstream of Port Jones. The river flows at 5 miles per hour. The boat goes through water at 10 miles per hour. How long does it take to go from Port Smith to Port Jones? How long to come back?Lawrence immediately saw that it was a trick question. You would have to be some kind of idiot to make the facile assumption that the current would add or subtract 5 miles per hour to or from the speed of the boat. Clearly, 5 miles per hour was nothing more than the average speed. The current would be faster in the middle of the river and slower at the banks. More complicated variations could be expected at bends in the river. Basically it was a question of hydrodynamics, which could be tackled using certain well-known systems of differential equations. Lawrence dove into the problem, rapidly (or so he thought) covering both sides of ten sheets of paper with calculations. Along the way, he realized that one of his assumptions, in combination with the simplified Navier Stokes equations, had led him into an exploration of a particularly interesting family of partial differential equations. Before he knew it, he had proved a new theorem. If that didn't prove his intelligence, what would?Then the time bell rang and the papers were collected. Lawrence managed to hang onto his scratch paper. He took it back to his dorm, typed it up, and mailed it to one of the more approachable math professors at Princeton, who promptly arranged for it to be published in a Parisian mathematics journal.Lawrence received two free, freshly printed copies of the journal a few months later, in San Diego, California, during mail call on board a large ship called the U.S.S. Nevada. The ship had a band, and the Navy had given Lawrence the job of playing the glockenspiel in it, because their testing procedures had proven that he was not intelligent enough to do anything else.”

Neal Stephenson
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“Currently where you are is on a huge globe with a relatively thin crust of stone, containing fire in its bowels, rotating on its own slightly tilted axis at 1,000 miles per hour in an easterly direction while simultaneously traveling in orbit around an enormous ball of burning hydrogen, 93,000,000 miles away at 66,000 miles per hour. That’s 66,000 miles per hour, or nineteen miles per second, which is much faster that you’ve maybe ever imagined, and means that you will be traveling nearly 60,000,000 miles this coming year.Beauty is, you don’t have to imagine it, you can feel it instead. And if you want to know what it’s like, simply stop. Be still, and in that stillness, whatever you are feeling in your belly: that’s it. this is what it feels like to go 66,000 miles per hour while spinning at one thousand.”

Stephen Russell
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“The last time I went speed dating, I brought a radar gun. I got clocked at over 70 miles per hour.”

Jarod Kintz
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“If you wish to make Pythocles rich, do not add to his store of money, but subtract from his desires.”

Epicurus
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“Simply asking a question only practiced by those who would rather know the truth. Rather than guessing and making assumptions. Truth will free you from wrinkles.”

Leishort
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