Pun – Not too Funny – Just Punny

From Alice’s Adventures in Wonderland
by Lewis Carroll

“And how many hours a day did you do lessons?” said Alice, in a hurry to change the subject.

“Ten hours the first day,” said the Mock Turtle, “nine the next, and so on.”

“What a curious plan!” exclaimed Alice.

“That’s the reason they’re called lessons,” the Gryphon remarked:

“because they lessen from day to day.”