有时候不逼自己一把,你永远不知道自己有多优秀。
仅仅活着是不够的,还需要有阳光、自由,和一点花的芬芳。
Don't watch the clock; do what it does. Keep going.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
译文:白云斜斜地挂在蔚蓝的天空上,独自登上高处心中一片怅然。遥想家乡像什么呢?在那杂乱山峰的深处,一片翠绿如烟。