You cannot catch old birds with chaff.用粗糠捉不住老鸟。
you can lead a horse to water , but you cannot make him drink牵马到河易，逼马饮水难。
Unable to fly ,in vain the bird flaps his wings. 鸟儿不会飞，拍翅也枉然。
Trusted aids are eliminated when they have outlived their usefulness. 兔死狗烹。
The fox mourns the death of the hare. 兔死狐悲。
Pigs may fly,but they are very unlikely birds. 猪儿纵会飞，终究不是鸟。
One swallow does not make a summer. 一燕不成夏。
One swallow does not make a spring. 孤燕不报春。
Fine feathers make fine birds. 人要衣装，马要鞍。
Early bird catches the worm。早起的鸟儿有虫吃。
Each bird loves to hear himself sing. 鸟儿都爱听自己唱。
Birds in their little nests agree. 同巢之鸟心儿齐。
Better be a free bird than a captive king. 宁为自由鸟，不作被困王。
A running horse needs no spur. 奔马无需鞭策。
A rabbit isn’t to be harnessed. 兔子驾不了辕。
A horse may stumble on four feet. 马有四条腿，亦有失蹄时。
A good horse cannot be of a bad colour. 好马不会毛色差。
A bird is known by its note, and a man by his talk. 听音识鸟，闻言识人。