数学的本质在于它的自由。

我不是说唱歌手，我是一个潮流引领者。

没有事实，只有解释。

What is a hero without love for mankind?

The only constant is change, continuing change, inevitable change, that is the dominant factor in society today. No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be.

最成功的企业是那些将强劲的财务表现与对社会的积极影响相结合的企业。