The only way to grow is to challenge yourself.

智慧属于对永恒事物的智性理解；知识则属于对临时事物的理性理解。

I think the most important thing is to be honest with yourself and to be honest with the people around you.

The most profound ideas in mathematics often arise from the simplest observations.

找出你是否能信任某人的最好方法就是信任他们。