"世界上充满了面带友好的怪物。"
我从来不太愿意以道德家的口吻来说话。
The greatest power is not in controlling others, but in understanding them.
在数学研究中,坚持是关键;许多伟大的成果来自于一遍又一遍地从不同角度看待同一个问题。
The story of a poor man's life is written on his body, in a sharp pen.