1、saying is one thing and doing another.
言行不一。
2、seeing is believing.
眼见为实。
3、seek the truth from facts.
实事求是。
4、send a wise man on an errand, and say nothing to him.
智者当差，不用交代。
5、set a thief to catch a thief.
以贼捉贼。
6、short accounts make long friends.
好朋友勤算账。
7、something is better than nothing.
聊胜于无。
8、soon learn, soon forgotten.
学得快，忘得快。
9、soon ripe, soon rotten.
熟得快，烂得快。
10、speech is silver, silence is gold.
能言是银，沉默是金。