Hasty love, soon cold.
一见倾心难维久。
No man is wise at all times.
聪慧一世，糊涂一时。
Prefer loss to unjust gain.
宁肯吃亏，不贪廉价。
Nothing brave, nothing have.
不入虎穴，焉得虎子。
Short accounts make long friends.
好友人勤算账。
One good turn deserves another.
行善积德。
Praise is not pudding.
奉承话不能当饭吃。
A little leak will sink a great ship.
千丈之堤溃于蚁穴。
A clear conscience laughs at false accusations.
白日不做亏心事，夜半敲门心不惊。
Once bitten, twice shy.
一朝被蛇咬，十年怕井绳。
Nothing in the world is difficult for one who sets his mind to it.
世上无难事，只怕有心人。
A good winter brings a good summer.
瑞雪兆熟年。
All covet, all lose.
贪多必失。
A man apt to promise is apt to forget.
轻诺者易忘。
A little spark kindles a great fire.
星星之火，能够燎原。三联转载请储存
He is a good friend that speaks well of us behind our backs.
背地说好话，才是真朋友。
No man is born wise or learned.
不生而知之者。
A lazy youth, a lousy age.
少壮不尽力，老大徒伤悲。
Saying is one thing and doing another.
言行不一。
A hero is known in the time of misfortune.
时事造好汉。
Observation is the best teacher.
察看是最好的老师。
One swallow does not make a summer.
一燕不成夏。