The truth is, I don't know what I would have done without mathematics.
Success comes from persistence and the willingness to learn from failures.
I like to leave space for the reader's imagination to work.
一个人的计划与实践存在太大的落差即是疯狂的表现。
世界的问题在于愚蠢的人自以为是,而聪明的人充满怀疑。