急需关于磨练的格言，要短一点的

宝剑锋从磨砺出 梅花香自苦寒来

He that makes a thing too fine, breaks it.
做事过于苛求，反把事情弄坏。

When all else is lost the future still remains.
就是失去了一切别的，也还有未来。

The world is his who enjoys it.
活着感到快乐，世界就属于你。

A little labor, much health.
适量的劳动有益于健康。

Laugh and grow fat.
心宽体胖。

Work won't kill but worry will.
劳动无害，忧愁伤身。

He is rich that has few wants.
寡欲者富。

Every man at forty is a fool or a physician.
人到四十，如果不是傻子，就该知道保养身体。

A bow long bent grows weak.
常拉满弓无力。