"To understand the future, one must first understand the past."

我们不需要魔法来改变世界，我们内心已经拥有所需的力量。

每次挫折都是卷土重来的铺垫。

"Empathy makes you a better innovator."

It is hard to imagine a more stupid or more dangerous way of making decisions than by putting those decisions in the hands of people who pay no price for being wrong.

动力学的方程在用变分法的语言表达时是完全的。