数学是理性的音乐。

爱不是占有，而是欣赏。

The coal industry must evolve or risk becoming obsolete. Adaptation is the key to survival.

我想把美国从恐惧中解放出来。我希望人们能自由地表达自己。

When a professor insists computer science is X but not Y, have compassion for his graduate students.

译文：只有贤明，品德高尚的人，才能令人信服。

Leadership is about making the tough decisions and standing by them.

乐趣不在于拥有这个人。乐趣在于此。在房间里与另一个竞争者在一起。

We live in a beautiful world.

有两种和平的**，那就是法律和礼节。