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富人和你我不同——他們錢更多，同情心更少。

數學之美在于它能夠以精確而優雅的方式描述世界。

知識的最大敵人不是無知，而是知識的幻覺。

The first fruit of this imagination - and the first lesson of the social science that embodies it - is the idea that the individual can understand his own experience and gauge his own fate only by locating himself within his period, that he can know his own chances in life only by becoming aware of those of all individuals in his circumstances.

The companies that will thrive are those that can combine scale with agility.

Kindness is a language that the deaf can hear and the blind can see.

沒有人足夠智慧去了解什么是真正的好或壞。