—— 请按键盘 空白键 开始游戏 ——

The challenge in computational learning theory is to understand the capabilities and limitations of learning algorithms.
Computer science is no more about computers than astronomy is about telescopes.
I was asked to act when I couldn’t act. I was asked to sing ’Funny Face’ when I couldn’t sing, and dance with Fred Astaire when I couldn’t dance - and do all kinds of things I wasn’t prepared for. Then I tried like mad to cope with it.