If you've never watched Peep Show or indeed QI, you're really missing out on some fantastic comedy.
David Mitchell's character in Peep Show is known for his exasperated logic and, sure enough, that carries over to his appearances on QI.
Someone's put together a little compilation of his greatest hits and, to be honest, we do agree with a lot of this.
Especially the whole thing about vertical stripes - that never made sense to us.