a man can die but once. 人生只有一次死。a man can do no more than he can. 凡事只能量力而行。
a man can never thrive who had a wasteful wife. 妻子浪費無度，丈夫不會出頭。
a man cannot serve two masters. 一僕不能事二主
。a man can not spin and reel at the same time. 一心不能二用。
a man has his hour, and a dog has his day. 人有稱心時，狗有得意日。a man has two ears and one mouth that he may hear much and speak little.人有兩隻耳朵一張嘴，就是為了多聽少説話。
a man is as old as he feels. 老不老，自己曉。
a man is known by the company he keeps. 察其友知其人。
a man is not a horse because he was born in a stable. 人並不因為生在馬廄裏就成了馬。
a man is not good or bad for one action. 判斷人的好壞不能憑一次行為。
a man without reason is a beast in season. 人無理智就像是一頭髮情的野獸。
a match will set fire to a large building. 星星之火，可以燎原。
