Wit and puns aren't just décor in the mind; they're essential signs that the mind knows it's on, recognizes its own software, can spot the bugs in its own program.
There's a certain amount of mind control that happens. Everybody is living in a world where they're being controlled. They're being told what to think, what to do, and what to eat.
If a friend of mine gave a feast, and did not invite me to it, I should not mind a bit. But if a friend of mine had a sorrow and refused to allow me to share it, I should feel it most bitterly.
The mind is a finer body, and resumes its functions of feeding, digesting, absorbing, excluding, and generating, in a new and ethereal element. Here, in the brain, is all the process of alimentation repeated, in the acquiring, comparing, digesting, and assimilating of experience. Here again is the mystery of generation repeated.