当众人都哭时，应该允许有的人不哭。当哭成为一种表演时，更应该允许有的人不哭。

Courage is grace under pressure.

The human understanding， when it has once adopted an opinion， draws all things else to support and agree with it.

An athelete may run ten thousand miles in order to prepare for one hundred yards. Quantity gives experience.

乐观是一种可以学习的技能。一旦你学会了它，你就能在各个方面改善你的生活。