The study of mathematics is like air or gravity – it’s everywhere, even if you don’t see it.
数学的研究就像空气或重力——它无处不在,即使你看不到它。
从出生一开始的教育,是一种对生命必要的帮助。
I try to make films that are honest and true to life.
Every story is a lie until someone believes it.
The unexamined life is not worth living.
The greatest happiness of a teacher is to send groups of children to the other shore of their ideals.
I've always been a fighter. I've always had to fight for what I wanted.