Don't you ever grow up, it could stay this simple. —Taylor Swift《Never Grow Up》

就这样不要长大，世界会一直简简单单的。

Some people never grow up but get stuck in one phase or another of human development.

有些人永远不会长大，而是卡在了常人成长的某个阶段。

A theory will never grow up into a law, though the development of one often triggers progress on the other.

尽管定律和理论互相促进，一个理论永远不会演变成定律。

Successful cockatoo families are loving and accepting, for cockatoos are not unlike toddlers who never grow up.

成功的凤头鹦鹉家庭是忠诚的接纳它不同于初学走路的孩子一样永远长不大。