I try to understand the place, its memory, its light, its materials, and then I try to find the right answer.

The essence of mathematics is not to make simple things complicated, but to make complicated things simple.

阅读是在不离开原地的情况下发现新的视野。

【释义】富贵不能使我骄奢淫逸，贫贱不能使我改移节操，威武不能使我屈服意志。