时不我待 Time and tide wait for no man.

　　杀鸡用牛刀 break a butterfly on the wheel

　　实事求是 seek truth from facts; be practical and realistic; be true to facts

　　说曹操,曹操到 Talk of the devil and he comes.

　　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.

　　山不在高，有仙则名 "No matter how high the mountain is, its name will spread far and wide if there is a fairy; "

　　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” "eve 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 practices and evil phenomena

　　物以类聚，人以群分 Birds of a feather flock together.

　　往事如风 "The past has vanished (from memory) like wind.; What in past, is past."

　　望子成龙 hold high hopes for one's child

　　屋漏又逢连阴雨 Misfortunes never come singly. When it rains it pours.

　　文韬武略 military expertise; military strategy

　　唯利是图 draw water to one's mill

　　无源之水,无本之木 water without a source, and a tree wiithout roots

　　无中生有 make/create something out of nothing

　　无风不起浪 There are no waves without wind. There's no smoke without fire.

　　徇私枉法 bend the law for the benefit of relatives or friends

　　新官上任三把火 a new broom sweeps clean

　　虚心使人进步,骄傲使人落后 Modesty helps one go forward, whereas conceit makes one lag behind.

　　蓄势而发 accumulate strength for a take-off

　　心想事成 May all your wish come true

　　心照不宣 have a tacit understanding; give tacit consent; tacit understanding