A cock is valiant on his own dunghill. 夜郎自大.

A common danger causes common action. 同仇敵愾.

A constant guest is never welcome. 久住非佳賓，常來不歡迎.

A contented mind is a perpetual feast. 知足常樂.

A contented mind is perpetual feast. 知足常樂.

A book that remains shut is but a block. 有書閉卷不閱讀，無異是一塊木頭.

A borrowed cloak does not keep one warm. 借來的斗篷不暖身.

A bosom friend afar brings distant land near. 海內(nèi)存知己，天涯若比鄰.

A bully is always a coward. 色厲內(nèi)荏。

A burden of one&39;s choice is not felt. 自己選的擔子不嫌重.

A burnt child dreads the fire. 一朝被蛇咬，十年怕井繩.

A candle lights others and consumes itself. 蠟燭焚自身，光亮照別人.

A cat has nine lives. 貓有九條命;吉人天相。

A cat may look at a king. 貓也有權晉見國王.

A change of work is as good as a rest. 調(diào)換一下工作是很好的休息.

A cheerful wife is the joy of life. 快樂的妻子是生活的樂事.

A clean hand wants no washing. 不做虧心事，不怕鬼叫門.

A clear conscience is a soft pillow. 問心無愧，高枕無憂.

A clear conscience is a sure card. 光明磊落，勝券在握.

A clear conscience laughs at false accusations. 白日不做虧心事，夜半敲門心不驚.

A clear fast is better than a dirty breakfast. 寧為清貧，不為濁富.

A close mouth catches no flies. 病從口入，禍從口出.

A covetous man is good to none but worse to himself. 貪婪的人對別人毫無好處，對自己卻壞處更大.