They just keep trotting back and forth across the bridge thinking there is something better on the other side. If they'd hang head down at the top of the thing and wait quietly, maybe something good would come along. But no—with men it's rush, rush, rush, every minute. I'm glad I'm a sedentary spider.

States are rational actors that seek to maximize their power and security in an anarchic international system.

唯一能让你成为冠军的是你的决心。

I don't regret the things I've done, I regret the things I didn't do when I had the chance.

我这一代人最伟大的发现是，人类可以通过改变心态来改变他们的生活。

这是最好的时代，这是最坏的时代。