Be suddenly enlightened.

　　没有规矩，不成方圆

　　Nothing can be accomplished without norms or standards.

　　每逢佳节倍思亲

　　On festive occasions more than ever one thinks of one's dear ones far away.

　　谋事在人，成事在天

　　Man proposes; God disposes.

　　弄巧成拙

　　Make a fool of oneself in trying to be smart.

　　赔了夫人又折兵

　　Suffer a double loss; lose the bait along with the fish.

　　抛砖引玉

　　A modest spur to induce others to come forward with valuable contributions; throw a sprat to catch a mackerel.

　　破釜沉舟

　　Cut off all means of retreat;burn one's own way of retreat and be determined to fight to the end.

　　抢得先机

　　Take the preemptive opportunities.

　　巧妇难为无米之炊

　　One can't make bricks without straw.

　　千里之行始于足下

　　A thousand-li journey begins with the first step--the highest eminence is to be gained step by step.

　　前事不忘，后事之师

　　Past experience, if not forgotten, is a guide for the future.

　　前怕狼，后怕虎

　　Fear wolves ahead and tigers behind; hesitate in doing something.

　　强龙难压地头蛇

　　The mighty dragon is no match for the native serpent.

　　瑞雪兆丰年

　　A fall of seasonal snow gives promise of a fruitful year.

　　人逢喜事精神爽

　　People are in high spirits when involved in happy events.

　　世上无难事，只怕有心人

　　Where there is a will, there is a way.

　　世外桃源

　　A retreat away from the turmoil of the world.

　　人之初，性本善

　　Humans are born good.

　　上有天堂，下有苏杭

　　Just as there is paradise in heaven, there are Suzhou and Hangzhou on earth

　　塞翁失马，焉知非福

　　A blessing in disguise;

　　Every cloud has a silver lining.

　　三十而立

　　A man should be independent at the age of thirty. /At thirty, a man should be able to think for himself.

　　水涨船高

　　A ship rises with the tide

　　时不我待

　　Time and tide wait for no man.

　　杀鸡用牛刀

　　Use a steam-hammer to crack nuts.

　　实事求是

　　Seek truth from facts; be practical and realistic; be true to facts.

　　说曹操，曹操到

　　Speak of the devil.

　　实话实说

　　Speak the plain truth; call a spade a spade; tell it as it is.

　　实践是检验真理的唯一标准

　　Practice is the sole criterion for testing truth.

　　韬光养晦

　　Hide one's capacities and bide one's time.

　　糖衣炮弹

　　Sugar-coated bullets.

　　天有不测风云

　　Anything unexpected may happen. a bolt from the blue.

　　团结就是力量

　　Unity is strength.

　　跳进黄河洗不清

　　Even if one jumped into the Yellow River, one can not wash oneself clean - there's nothing one can do to clear one's name

　　歪风邪气

　　Unhealthy trends and vulgar practices.

　　物以类聚，人以群分

　　Birds of a feather flock together.

　　望子成龙