Design should solve problems, not create new ones.

I don't know. Sometimes when I feel about to cry, it often evolves into an impulse to almost laugh. That must have been how I really felt at the time, because I laughed, almost giggled.

The battle to feed all of humanity is over. The battle to feed all of humanity in the future has just begun.

量子力学的挑战不在于它的复杂性，而在于它的简单性——它迫使我们重新思考关于宇宙的最基本假设。

膨胀宇宙模型表明，宇宙在大爆炸后的最初几分之一秒内呈指数级膨胀。

作为领导者，我们最强大的工具是我们自己的榜样。