A mathematician's work is never done; there are always new questions to ask and new mysteries to solve.
夜晚是真相的时刻,当面具落下,灵魂赤裸裸地展现。
The most dangerous risk of all is not taking one.
在量子力学中,测量的行为可以改变被测量系统的状态。
The best time to plant a tree was twenty years ago. The second best time is now.