The most dangerous poison is the feeling of achievement. The antidote is to think like a beginner every morning.

I'm the worst thing since Elvis Presley to do black music so selfishly.

睡眠是好的，死亡更好；但当然，最好的事情是从未出生。

In science, there is no such thing as a final answer.

The historian must have some kinship with his subject. The dead will not speak unless they are properly addressed.

确保和平的最佳方式是维持主要国家之间的权力平衡。

学习是企业的进步，没有学习就没有成长。