Insecticide resistance genes are useful when there's insecticide about, but not when there isn't: then, they can be detrimental.
抗药性在有杀虫剂的地方有用,但是在没有杀虫剂的地方就没什么用了:有时甚至是有害的。
2
I began to think how ridiculous it is that our most useful allure is resistance and that our natural reaction is to push away someone who shows that he CARES.
我开始想这是有多滑稽。我们最管用的魅力是拒绝,我们最本能的反应是推开那些表现出关心我们的人。
3
Expression of negative emotions is always mechanical, so it can never be useful, but resistance to it is conscious.