The only thing worth writing about is the human heart in conflict with itself.
A mathematician's work is never done; there are always new questions to ask and new mysteries to solve.
市场总是对的,价格永远不会高到不能买或低到不能卖。
一个公司的真正价值是由它对人类和地球的影响来衡量的。
Pity, or compassion, is an emotion equally natural to all men.