The more you can see, the more you can feel.
你看到的越多，你感受到的就越多。
Every mathematical problem is a window into a deeper understanding of the world.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
你的一举一动都充满魔力
最好的书是那些让你在读完时与开始时有些不同的书。