不要追逐风，要造风车。

地质学的进步因用想象的原因代替真实的原因而大大受阻。

When public speaking， pause frequently. Pause before you say something in a new way， pause after you have said something you believe is important， and pause as a relief to let listeners absorb details.

每一个人的灵魂都是一颗星星。