生活中最大的荣耀不在于从不跌倒，而在于每次跌倒后都能站起来。
Sometimes the hardest thing and the right thing are the same.
If my world were to cave in tomorrow, I would look back on all the pleasures, excitements and worthwhilenesses I have been lucky enough to have had. Not the sadness, not my miscarriages or my father leaving home, but the joy of everything else. It will have been enough.
The study of computation is not just about machines, but about the very nature of thought and logic.
计算的研究不仅仅是关于机器，而是关于思维和逻辑的本质。
教师在学校里不是为了强加某些观念或形成某些习惯，而是作为社区的一员，选择影响孩子的因素，并帮助他适当地回应这些影响。
I saw a Divine Being. I’m afraid I’m going to have to revise all my various books and opinions.
