To travel is to discover that everyone is wrong about other countries.

未来无人知晓，正因如此，我们应该活在当下。

It was like when you make a move in chess and just as you take your finger off the piece, you see the mistake you’ve made, and there’s this panic because you don’t know yet the scale of disaster you’ve left yourself open to.

有两种东西是无限的，宇宙和人类的愚蠢。

I always tell my students that it's okay to make mistakes, as long as you learn from them.