数学的本质在于其自由性。
The essence of mathematics lies in its freedom.
When I got tired, I slept. When I got hungry, I ate. When I had to go, you know, I went.
一个伟大的故事是那种在你翻完最后一页后仍长久陪伴你的故事。
记忆是个奇怪的东西，它不像相机或录音机那样工作，它会重建事物，用现在的剪刀剪辑过去。
We don't inherit the earth from our ancestors; we borrow it from our children.
The most important object of both the workmen and the management should be the training and development of each individual in the establishment.