解释：要紧紧抓住时机不能错过，错过了也不能延误太久。

"I am a work in progress, and that’s okay."

大海一旦施展它的魔力，就会永远将人困在其奇迹的网中。

We are survival machines – robot vehicles blindly programmed to preserve the selfish molecules known as genes.

不同元素的原子通过它们的重量相互区分。