我不知道是妈妈对,还是丹中尉对,我不知道,是否我们每个人都有,注定的命运,还是我们的生命中只有偶然,像在风中飘。但我想:也许两者都有吧,也许两者都在同时发生着。
Every mathematical problem is a window into a new world of understanding.
Innovation happens when technology meets real needs.
Sometimes the only way to solve a crime is to think like the criminal.