杀鸡取卵。
if you venture nothing, you will have nothing.
不入虎穴，焉得虎子。
if you want knowledge, you must toil for it.
要想求知，就得吃苦。
industry is the parent of success.
勤奋是成功之母。
it is better to die when life is a disgrace.
宁为玉碎，不为瓦全。
a bad beginning makes a bad ending.
不善始者不善终。（善始善终）
a bad thing never dies.
遗臭万年。
a bad workman always blames his tools.
不会撑船怪河弯。
a bird in the hand is worth than two in the bush.
一鸟在手胜过双鸟在林。
a boaster and a liar are cousins-german.
吹牛与说谎本是同宗。
a bully is always a coward.
色厉内荏。
a burden of one‘s choice is not felt.
爱挑的担子不嫌重。
a candle lights others and consumes itself.
蜡烛照亮别人，却燃烧了自己。
a cat has 9 lives.
猫有九条命。
a cat may look at a king.
人人平等。
a close mouth catches no flies.
病从口入。
a constant guest is never welcome.
常客令人厌。
actions speak louder than words.
事实胜于雄辩。
adversity leads to prosperity.
穷则思变。
adversity makes a man wise, not rich.
逆境出人才。
a fair death honors the whole life.
死得其所，流芳百世。
a faithful friend is hard to find.
知音难觅。
a fall into a pit, a gain in your wit.
吃一堑，长一智。
a fox may grow gray, but never good.
江山易改，本性难移。
a friend in need is a friend indeed.
患难见真情。
