Sadness does not disappear overnight; it takes time to get back on one's feet.

悲伤不是一夜之间就能消失不见的，重新振作起来需要时间。

"Lifting a rock only to drop it on one's feet" is a Chinese folk saying to describe the behaviors of certain fools.

“搬起石头砸自己的脚”，这是中国人形容某些蠢人的行为的一句俗语。

Of course between an ideas's out of date and dying out, it is needed to have a driving force, and it is needed to have a man, who lifts stone to drop it on one's own feet.

当然在一个观念的过时和消亡之间，还需要一个推动力，还需要一个人，一个搬起石头砸自己脚的人。

He chose to lift the stone to drop it on one's own feet.

他选择了搬起石头砸自己的脚。

It may merely be a case of removing rough edges or tossing away molding to expose irregularities, in some cases to remove a prop and stand on one's own feet.

这也许不过是清理建筑物的毛边，去掉装饰物以显露其参差不齐之处，在某些情况下，移开支撑，令建筑物靠自己站立。