每一代人都应视地球为信托。

I think that we communicate only too well, in our silence, in what is unsaid, and that what takes place is a continual evasion, desperate rearguard attempts to keep ourselves to ourselves.

大树恨枝干上没有树叶，不要怨怪是太阳偏心故意晒偏。

The function of freedom is to free someone else.

A good mathematician is someone who can see analogies between theorems. A great mathematician is someone who can see analogies between analogies.

I think it’s very important to be able to be alone.

我认为你不能比较网球的不同时代。每个时代都有其伟大的球员。