大国政治的悲剧在于，即使是善意的国家也被迫采取可能导致冲突和战争的行为。

衡量一个领导者的真正标准不是他们有多少追随者，而是他们培养了多少领导者。

可以同他交谈却没有交谈，这是错过了人才。不可以同他交谈却要同他交谈，这是白费口舌。聪明的人既不错过人才，又不浪费语言。

A law of nature， lex naturalis， is a precept or general rule found out by reason， by which a man is forbidden to do that which is destructive of his life or takes away the means of preserving the same.

The future of coal depends on balancing economic growth with environmental responsibility.

程序最重要的属性是它是否实现了用户的意图。

当我们爱的时候，我们总是努力变得比现在更好。

We are all searching for something, but we don't always know what it is.