Easier said than done.
说起来容易做起来难。
An ounce of prevention is worth a pound of cure.   一分预防胜似十分治疗。
Industry is fortune's right hand, and frugality her left.
勤勉是幸运的右手，节约是幸运的左手。
Genius is one percent inspiration and 99 percent perspiration.
天才一分来自灵感，九十九分来自勤奋。
He who laughs last laughs best.
谁笑在最后，谁笑得最好。
He who pays the piper, calls the tune.
谁负担费用，谁加以控制。
He who has health has hope, and he who has hope has everything.
身体健壮就有希望，有了希望就有了一切。
No man is born wise or learned.
人非生而知之。
Action speak louder than words.
事实胜于雄辩。
Courage and resolution are the spirit and soul of virtue.
勇敢和坚决是美德的灵魂。
United we stand, divided we fall.
合即立，分即垮。
There is no smoke without fire.
无风不起浪。
Many hands make light work.
人多好办事。
Reading makes a full man.
读书长见识。
The best horse needs breeding, and the aptest child needs teaching.
最好的马要驯，最伶俐的孩子要教。
Learn young, learn fair.
学习趁年轻，学就要学好。
Wisdom in the mind is better than money in the hand.
胸中有知识，胜于手中有金钱。
Once bitten, twice shy.
一次被咬，下次胆小。
Sound in body, sound in mind.
有健全的身体才有健全的精神。
Seeing is believing. 百闻不如一见。
Dogs wave their tails not so much in, love to you as your bread.
狗摇尾巴，爱的是你的面包。
Money is a good servant but a bad master.
要做金钱的主人，莫作金钱的奴隶。
It's hard sailing when there is no wind.
无风难驶船。