We read SICP back in college. I loved it but I remember a lot of moaning from my classmates. I wish I had more practical need for Lisp because I loved program

We read SICP back in college. I loved it but I remember a lot of moaning from my classmates. I wish I had more practical need for Lisp because I loved programming in it. My favorite part of SICP is where a streaming lazy evaluated version of sin() is defined using cos() which is defined using sin().