Critical comments by students should be taken in a friendly spirit， accumulation of material should not stifle the student’s independence.

不是所有面对的事情都能改变，但在面对之前，什么都不会改变。

如果一个问题无法解决，那就扩大它的范围。

扩展的艺术概念是必要的。

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.

I think it's important to have a good hard failure when you're young... I learned a lot from that. Because it makes you kind of aware of what can happen to you. Because of it, I've never had any fear in my whole life when we've been near collapse and so on. I've never been afraid.

You have to be willing to adapt, or you'll be left behind.

The harder you work, the luckier you get.

不只是国家有染的问题，对士而言也有受到熏染的问题。