The first step in the art of management is the selection of the right man for the right job.

To understand mathematics is to speak the language of the universe.

我头上的星空和我心中的道德律。

I think the most important thing in life is self-confidence.

真正的乐趣在于发现，而不是知道。

写作是一种生活、呼吸、存在的方式。