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.

We never take our success for granted.

写作就是呼吸，呼吸就是生活。

高效算法的开发既是一门艺术，也是一门科学。