Quotation

He dug a bullet out of the box and held it up. "This thing is tiny. And slow. The pointy part is the bullet, and the rest of it is the powder in the shell case. Not a very big bullet, and not very much powder behind it. So it's not necessarily going to do a lot of damage. Worse than a bee sting, but one shot isn't going to be enough. So you need to get real close, and you need to keep on pulling the trigger until the gun is empty."