我并非天生失明，12岁时才失去视力。所以我见过这个世界，知道事物的模样。当我歌唱爱与痛苦、欢乐与悲伤时，我知道自己在唱什么。
I was not born blind, I became blind at the age of 12. So I have seen the world and I know what things look like. When I sing about love and pain, joy and sadness, I know what I'm singing about.
中庸：不走极端。对别人的伤害保持隐忍，将此视为应得之事。
勇气是人类最重要的一种特质，倘若有了勇气，人类其他的特质自然也就具备了。
The study of computational complexity is a journey through the landscape of mathematical logic and algorithmic theory.
追求数学知识是一场永无止境的冒险，充满了挑战、惊喜和解决不可解问题的满足感。
经验只是我们给错误起的名字。
自然的简单性不应以我们概念的简单性来衡量。