Two heads are better than one.集思广益。

Learn to walk before you run.循序渐进。

He who promises too much means nothing.轻诺必寡信。

Don‘t have too many irons in the fire.不要揽事过多。

Don‘t claim to know what you don‘t know.不要不懂装懂。

Doing is better than saying.与其挂在嘴上，不如落实在行动上。

Do to others as you would have them do to you.己所不欲勿施于人。

Do nothing by halves.凡事不可半途废。

Do it now.机不可失，时不再来。

Do as you would be done by.己所不欲，勿施于人。 Care and diligence bring luck.谨慎和勤奋才能抓住机遇。

Cannot see the wood for the trees.一叶障目，不见泰山。

By reading we enrich the mind, by conversation we polish it. 读书使人充实，交谈使人精明。

Business is the salt of life.事业是人生的第一需要。

Barking dogs seldom bite.吠犬不咬人。

Bad news has wings.好事不出门，坏事传千里。

After rain comes the sunshine.苦尽甘来。

A young idler, an old beggar.少壮不努力，老大徒伤悲。

A year‘s plan starts with spring.一年之计在于春。

A fall into a pit, a gain in you wit.吃一堑长一智