安享晚年的秘诀就是与孤独签订一份体面的协议。

The most important thing is to keep your mind active.

We need to think creatively about how to solve the world's biggest problems.

人生苦短，何必记仇。

事物的那一面存在着一种是与非，这一面同样也存在着另一种是与非。