要求对并非直接被给予的对象提供先天证明，是徒劳的。
It is futile to demand an a priori proof of the existence of objects which are not immediately ‘given’.
要成为一个好的数学家，你需要既有直觉又有严谨。
The difference between a dream and a goal is action.
Data-driven decisions lead to smarter, more efficient operations.
I’m stronger than I thought I was.
The main thing is to be moved, to love, to hope, to tremble, to live.
If you want to go fast, go alone. If you want to go far, go together.