Demotivational posters have been popping up in your email box about as long as there has been email. And their longevity is mostly due to the fact that they are friggin hilarious.

To prove it, check out CoEdMagazine.com's gallery of 225 demotivational posters. Some are new. Some are classics. But all are worth the hour you'll spend clicking through it.

I posted a few below, but to see the full gallery, click here.