有时候最难的事情和正确的事情是同一件事。

The meaning of "knowing" has shifted from being able to remember and repeat information to being able to find and use it.

I can calculate the motions of the heavenly bodies， but not the madness of people.

我不让任何人让我沉默。

你越是把自己看作老师、导师和教练，你就越有可能成功建立自己的企业。