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You are only as young as the last time you changed your mind.

"Capitalism is the best system ever invented to lift people out of poverty."

唯一真正的監獄是恐懼，唯一真正的自由是從恐懼中解脫。

The man in the planning room, whose specialty under scientific management is planning ahead, invariably finds that the work can be done better and more economically by a subdivision of the labor.

大腦越大，它能管理的社會世界就越復雜。

我從失敗中學到的比從勝利中學到的更多。