birds of a feather flock together.物以类聚，人以群分。
business is business. 公事公办。
be swift to hear, slow to speak.听宜敏捷，言宜缓行。
beauty lies in the love‘s eyes.情人眼里出西施。
cannot see the wood for the trees.一叶障目，不见泰山。
courtesy on one side only lasts not long.来而不 往非礼也。
complacency is the enemy of study.学习的敌人是自己的满足。
children are what the mothers are.耳濡目染，身教言传。
care and diligence bring luck.谨慎和勤奋才能抓住机遇。
do as you would be done by. 己所不欲，勿施于人。
do it now.机不可失，时不再来
don‘t put the cart before the horse.不要本末倒置。
do well and have well.善有善报。
do as the romans do.入乡随俗。
a bad beginning makes a bad ending. 不善始者不善终。
actions speak louder than words.事实胜于雄辩。
a friend is easier lost than found.得朋友难，失朋友易。
a little pot is soon hot.狗肚子盛不得四两油。
a straight foot is not afraid of a crooked shoe. 身正不怕影子斜。
bad news has wings.好事不出门，坏事传千里。
