只有发自内心，真正喜欢、热爱的事情，才会有百折不挠的勇气，去面对随之而来的问题和困难，在这样的情况下，一切问题最终都会迎刃而解。

All suffering is suffering.

The only thing I care about is the art. If I can't be creative, I don't really see the point in doing anything else.

买的越多，省的越多。

The absence is often more powerful than the presence.

"A book is a fragile creature, it suffers the wear of time, it fears rodents, the elements and clumsy hands. So the librarian protects the books not only against mankind but also against nature and devotes his life to this war with the forces of oblivion."

朗兰兹纲领是数学思想深度和美丽的反映。

自然界的所有效应只是少数不变定律的数学结果。

在气候多变的时代，适应是生存的关键。