不要把婴儿和洗澡水一起泼掉。/不要良莠不分一起割掉。/不要玉石俱焚。

Don't throw out the baby with the bath water.

改变小行星轨道的方法有好几个，最简单易行的方法就是让一架宇宙飞船和这个大石头玉石俱焚。

There are several ways to change an asteroid's orbit, the simplest of which is to run a spacecraft into the hurtling rock.

但也不是所有的初创企业都成为成功的典范：网景和安然承诺过要彻底改变其行业，结果却落了个玉石俱焚的下场。

And not all start-ups were models of success: Netscape and Enron promised to revolutionise their industries only to crash and burn.