抽象的力量在于它允许我们忽略不相关的细节，专注于问题的本质方面。

She's simply too strange. We can't relate to her, she speaks in a funny way, she comes from an odd place. So we can't relate to her, and when you can't relate to somebody, you don't envy them. The closer two people are -- in age, in background, in the process of identification -- the more there's a danger of envy, which is incidentally why none of you should ever go to a school reunion, because there is no stronger reference point than people one was at school with.

I don't really think about the audience when I'm making a film. I think about what I want to see.

Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

公开演讲时，要经常停顿。在你用新方式阐释某件事情前停顿，在你讲述重要的事情之后停顿，以及，刻意制造停顿，让听众吸收细节。