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 spirit is the life that itself cuts through life; it feeds on the fire that burns within the soul.
"Manchmal ist das Leben wie ein Roman, den man nicht versteht, bis man die letzte Seite gelesen hat."
The task must be made difficult, for only the difficult inspires the noble-hearted.
True progress is measured not just in profits, but in positive impact.
没有情感,就不会有黑暗向光明、冷漠向活力的转变。