What's left out is as important as what's included.
The power of mathematics is in its abstraction, allowing us to see patterns and connections that are not immediately obvious.
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.
录音室就像是我的第二个家。