英语语法分析

There is a sense in which morality and expedience need not conflict.

从一种意义上说， 道义和利益不一定冲突。

Necessity has no law, and expedience is often one form of necessity.

需要所至无法律，而”为目的不择手段”经常是一种需要。

Expedience: Balanced with all of this good advice, sometimes you just need to get it done.

权宜之计：在好的建议之间求得平衡，有时候只需要代码能够工作就行。