世界并不是简单地分为好人和食死徒。

晶体管不是单一的发明，而是一系列相互建立的发现。

We make up horrors to help us cope with the real ones.

Natural gas is a bridge to a cleaner energy future, but we must cross that bridge responsibly.

Every word is a world.

物理学家必须有一种信念，即宇宙是由理性且可理解的规律所支配的。