—— 请按键盘 空白键 开始游戏 ——

I'm grateful for every moment on the court.
I don't think you need to be sad to write a sad song.
Lisp is worth learning for the profound enlightenment experience you will have when you finally get it; that experience will make you a better programmer for the rest of your days, even if you never actually use Lisp itself a lot.
The environment is not a mosaic of stimuli, but a field of forces in which every part is dynamically related to every other part.