“A book without potty humor is like a banana split without hot fudge. It can still be good, I suppose, but you kinda get the feeling that something is missing.”

“It used to take me forever to read and comprehend stuff, so I decided not to make the 'Captain Underpants' books too challenging. Don't get me wrong - the humor and ideas are often sophisticated - but the books aren't hard to read. I wanted kids who hate reading to find these books irresistible.”

“A book without potty humor is like a banana split without hot fudge. It can still be good, I suppose, but you kinda get the feeling that something is missing.”