存在总是某种存在者的存在。

The average man does not know what to do with his life, yet wants another one which will last forever.

The study of mathematics is like air or gravity—it is everywhere, and you can't see it, but you know it's there.

We should cultivate indifference to everything.

经济史告诉我们，改变是可能的，但很少是容易的。