Mathematics is not a spectator sport. You have to do it to understand it.
数学不是一项观赏性运动。你必须亲自去做才能理解它。
记忆不仅是个人的事情,也是集体的事情。
攀上一座高山后,你才会发现,原来还有更多的山头等着你
I believe in the power of architecture to change people's lives.