The man who wants to lead the orchestra must turn his back on the crowd.

真实是一个不断的过程，而不是一个静止的状态。

The best leaders are those who listen more than they speak, and act more than they promise.

信じることは、時には勇気がいる。

在数学中，提出问题的艺术必须比解决问题更有价值。