自作自受
As you make your bed so you must lie on it.

自討苦吃
to make a rod for one's own back

自力更生
to shift for oneself

自掃門前雪
After us the deluge.

回頭浪子
the return of a prodigal son

先下手為強
Offence is the best defence.

同甘共苦
to share one's joys and sorrows

因地制宜
act according to circumstances

有勇無謀
more brave than wise

有備無患
Good watch prevents misfortune. ?

小Car筆記：

shift：轉換，輪班，計謀 【常用詞組】①graveyard shift：n. 全體夜班的工人, (自午夜或凌晨2時的開始工作)夜班（=night shift），白班就是day shift. ②shift for oneself：獨立謀生
prodigal son：回頭的浪子，悔改之罪人?
misfortune：不幸，壞運氣，災禍 【常用詞組】meet with a misfortune：生了個私生子（=have a misfortune）

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