Don’t ride the high horse.
勿摆架子。
A running horse needs no spur.
奔马无需鞭策。
The common horse is worst shod.
公用之马，掌子最差。
A horse may stumble on four feet.
马有四条腿，亦有失蹄时。
Don’t look a gift horse in the mouth.
馈赠之马，勿看牙口。
A good horse cannot be of a bad colour.
好马不会毛色差。
Lock the barn door after the horse is stolen.
失马之后锁马厩。（亡羊补牢）
Hair by hair you will pull out the horse’s tail.
一根一根拔，拔光马尾巴。（水滴石穿）
Don’t put the cart before the horse.
不要将大车套在马前面。（处理问题应按先后次序，不要本末倒置。）
You can take a horse to the water, but you can’t make him drink.
带马到河边容易，逼马饮水难。