Innovation often happens at the intersection of disciplines.
"我写作是为了摧毁游戏，但最终总是创造了它。"
Nothing just happens, it's all part of a plan.
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.
Home isn't a place, it's the people who make you feel you belong.