Make hay while the sun shines.良机勿失。

Make your enemy your friend.化敌为友。

Man is the soul of the universe.人是万物之灵。

Man proposes, God disposes.谋事在人，成事在天。

Many hands make light work.众人拾柴火焰高。

Many heads are better than one.三个臭皮匠，赛过诸葛亮。

Many things grow in the garden that were never sown there.有心栽花花不发，无心插柳柳成荫。

Measure for measure.针锋相对。

Misfortunes never come alone.祸不单行。

Misfortune tests the sincerity¹ of friends.患难见真情。

Money isn‘t everything.钱不是万能的。

Murder will out. 纸包不住火。

My son is my son till he has got him a wife, but my daughter is my daughter all the days of her life.儿子婚前是儿子，女儿终生是女儿。