Mathematics is the poetry of logical ideas.
The higher your energy level, the more efficient your body. The more efficient your body, the better you feel and the more you will use your talent to produce outstanding results.
时间存在的意义就是任何事都不可能立刻实现。
忙于追求天理的人,对人的欲望必定淡薄。忙于私事的人,处理公务必然粗心,追求虚饰外表的人,内在之心必定单薄。