The roaring of lions, the howling of wolves, the raging of the stormy sea, and the destructive sword, are portions of eternity, too great for the eye of man.
What people who don't write don't understand is that they think you make up the line consciously — but you don't. It proceeds from your unconscious. So it's the same surprise to you when it emerges as it is to the audience when the comic says it. I don't think of the joke and then say it. I say it and then realize what I've said. And I laugh at it, because I'm hearing it for the first time myself.