英语谚语：巧匠难以劣布制美服

No man can be a good ruler unless he has first been ruled. 没受过他人的统治，就不能很好地统治他人。

No man can do two things at once. 心无二用。

No man can make a good coat with bad cloth. 巧匠难以劣布制美服。

No man ever became great or good except through many and great mistakes. 不犯千般错误，难成伟大人物。

No man ever became thoroughly bad at once. 没有一个人是一下子就坏透的。

No man ever yet became great by imitation. 笑颦不能成西施。

No man is a hero to his valet. 仆从目中无英雄。

No man (or one) is born wise or learned. 人非生而知之者。

No man is content. 人心是不满足的。

No man is so old, but thinks he may yet live another year. 人越活越想活。

No man is the worst for knowing the worst of himself. 没有一个人因为他自知最糟就是最糟。

No man (or one) is wise at all times. 聪明一世糊涂一时。