If you let yourself be undisciplined on the small things, you will probably be undisciplined on the large things as well.

"A story has no beginning or end: arbitrarily one chooses that moment of experience from which to look back or from which to look ahead."

安全困境是国际政治的一个基本特征，因为国家增加自身安全的努力往往会降低其他国家的安全。