我永远无法安全；我总是试图逆流而上。每当我完成一件事，我就会设定一个更高的目标。这就是我走到今天的方式。
I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.
The essence of mathematics lies in its freedom.
The course of history is the slow march of freedom.
艺术并非模仿生活，而是生活在模仿艺术。
Management brings benefits, details determine success or failure.