“Riddles,” Friend, July 1971, 23
Why does a bald-headed man have no use for keys? Because he has lost his locks.
When is a department store like a boat? When it has sales (sails).
Is there a word in the English language that contains all the vowels? Unquestionably.
What is always filled when in use and empty when at rest? A shoe.
What is it that can be broken without being hit or dropped? A promise.