War is an ugly thing， but not the ugliest of things: the decayed and degraded state of moral and patriotic feeling which thinks that nothing is worth a war， is much worse.
外交家的任务是为国家争取最大的利益，同时避免不必要的冲突和摩擦。
Every program is a part of some other program and rarely fits.
The best way to predict the future is to implement it.
You can accomplish anything if you put your mind to it.