我希望自己永远是第一，但维持现在这样的高度确实是个蛮大的挑战。

The whole conviction of my life now rests upon the belief that loneliness, far from being a rare and curious phenomenon, peculiar to myself and to a few other solitary men, is the central and inevitable fact of human existence.

Sometimes it's the journey that teaches you a lot about your destination.

学习数学的唯一方法就是做数学。

世界文明的命运取决于为全人类提供体面的生活水平。