一家公司的真正价值取决于它对人类和地球的影响，而不仅仅是利润。

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.

最优雅的数学证明是那些以简单揭示真理的证明。