Colin did not laugh. Instead he thought, Tampons have strings? Why? Of all the major human mysteries—God, the nature of the universe, etc.—he knew the least about tampons. To Colin, tampons were a little bit like grizzly bears: he was aware of their existence, but he'd never seen one in the wild, and didn't really care to.
Colin Singleton, p. 57 - An Abundance of Katherines (2006)