It's not about the legs; it's about the heart and the mind.
Architecture is not about form, it's about many other things.
A great novel is one that changes the way you see the world.
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 challenge of quantum mechanics is not in its complexity, but in its simplicity—it forces us to rethink our most basic assumptions about the universe."