It's one of the most liberating things I experience in writing - letting yourself get rid of a gesture or character or plot point that always nagged, even if you couldn't admit to yourself that it did.
After I had done a handful of cartoons I was satisfied with, I started submitting them to the magazines.
Ignorance of what real learning is, and a consequent suspicion of it; materialism, and a consequent intellectual laxity, both of these have done destructive work in the colleges.