The universe would look to a two-dimensional creature who spend its life moving on the service of what turned out to be a globe， it could travel for millions of years and would always return to its starting point， it would never be conscious of what was above it or beneath it.

我对扮演同一个角色两次不感兴趣。

The easiest way to solve a problem is to deny it exists.

We have to continually be jumping off cliffs and developing our wings on the way down.

化学的艺术在于分离、提纯和结合物质的能力。