In individuals， insanity is rare；but in groups， parties， nations， and epochs， it is the rule.

"The most dangerous phrase in business is 'We've always done it this way.'"

外交需要持久的耐心和坚定的决心，以推动复杂问题的解决。

The challenge of art is to make the invisible visible.

最根本的道理往往是最简单的，但其衍化出来的现象却非常复杂。

A man lies the most when he lies to himself.