My goal is simple. It is a complete understanding of the universe, why it is as it is and why it exists at all.

My goal is simple. It is a complete understanding of the universe, why it is as it is and why it exists at all.

我的目标很简单。它是对宇宙的一个完整的理解，为什么它是这样的，为什么它存在。

-- Stephen Hawking 斯蒂芬霍金