自然是一个活生生的整体，而不是一个死的集合体。

A mathematician's work is mostly a solitary pursuit, but it is also deeply collaborative.

In teaching history， there should be extensive discussion of personalities who benefited mankind through independence of character and judgement.

在这个无意义的世界里，追求快乐是唯一赋予生命意义的事情。

金钱使一切复杂化。

写作的行为是一种勇气的行为，是对生命短暂本质的挑战。