Most people can start a short story or a novel. If you're a writer, you can finish them. Finish enough of them, and you may be good enough to be publishable.
Neil GaimanOne of the great things about humor is, you can slip things past people with humor, you can use it as a sweetener. So you can actually tell them things, give them messages, get terribly, terribly serious and terribly, terribly dark, and because there are jokes in there, they'll go along with you, and they'll travel a lot further along with you than they would otherwise.
Neil Gaiman