Don't Pull Staples Out With Your Teeth

So random story time. Some years ago, back when I was an annoying teenager, I was trying to pull a staple out of...something. Probably a stack of papers. For some reason I was using my teeth. My top incisor decided it was fed up with being mashed against a rough piece of metal. There was a slight cracking sensation, and a bit of my tooth found it was free.

I have a slight divot in the cutting edge of that incisor now to remind me that my teeth are not a replacement for one of these little monsters: