There are definitely times - and I think this is pretty common among cartoonists - where you spend an entire day trying to think of an idea, and you're like, 'I give up.' And then you go and take a shower or run an errand, and halfway there, you get an idea.

A lot of people will refer to comics by number to me, and I'll realize they're expecting me to remember all the comics by number. And I can't even remember what I ate this morning, let alone which comic was #473!

I'm just one of those people who can always tell the same story twice, forgetting that I've told it already.

Randall Munroe Quotes