I believe that man will not merely endure: he will prevail. He is immortal, not because he alone among creatures has an inexhaustible voice, but because he has a soul, a spirit capable of compassion and sacrifice and endurance.

科学中最重要的工具不是显微镜，而是思维。

I'm not a giver, I'm a taker.

物理定律是普遍的，但我们对它们的理解在不断演变。

我们知道得越多，理解得越少。

The problem is when that fun stuff becomes the habit. And I think that's what's happened in our culture. Fast food has become the everyday meal.

The key to performance is elegance, not battalions of special cases.