每一本书都是通往另一个世界的门。
Every book is a door to another world.
The world is a great poem, and we are the verses.
数学不是一项观赏性运动；要理解它，必须积极参与其中。
All serious art attempts to make sense of the world.
"You don't have to understand everything to love it."
I don't wait for the storm to pass. I dance in the rain.
学习数学的最好方法就是做数学。
I made my money by selling too soon.