To keep being able to focus and improve long-term, you need to take care of your brain's biological needs as well.

为了保持注意力的集中和长期的进步，你需要照顾好你大脑的生理需求。

So the thinking is because we evolved in nature... We have a biological need to connect with nature.

所以这个想法是因为我们在自然中进化......我们有与自然联系的生物学需求。

The trick was bringing porn home; no more hidden magazines or taking care of biological needs in a public cinema.

诀窍是把色情片带回家；不再有隐藏的杂志或在公共电影院照顾生理需求。