“If I knocked and waited at every door, who knows what I might miss?”

“I’m a door-to-door salesman. I sell doors. If I can’t knock on yours, because you don’t have a door to knock on, I know you’ll be interested in what I’m selling.”

“Knock! knock!who's there?me!me who?that's right?what's right?meehoo!that's what I want to know!what's what you want to know?me who?yes, exactly!exactly what?yes, I have exactlywatt on a chain!exactly what on a chain?yes!yes what?no, exactlywatt!that's what I want to know!I told you-exactlywatt!exactly what?yes!yes what?yes it's with me.what's with you?exactlywatt-that's what with me.me who?yes!go away!knock knock...”

“I never got to call myself a door-to-door salesman, because, regrettably, I only ever went to one door. But one day I just might knock on another door, to be able to proudly say that I was once a door-to-door salesman.”

“...because he had been waiting for someone to come back to him, so every time someone knocked on the door, he couldn't stop himself from hoping it might be that person, even though he knew he shouldn't hope.”

“I have lived on the lipof insanity, wanting to know reasons,knocking on a door. It opens.I've been knocking from the inside.”