Xander: When you look at me, do you think 'prison guard'?
(Willow and Buffy giggle)
Buffy: Um, crossing guard, maybe, but prison guard?
Xander: They just put up the assignments for the career fair, and according to my test results I can look forward to being gainfully employed in the growing field of corrections.
Buffy: Well, at least you'll be on the right side of the bars.
Xander: Ha, ha, ha, ha! Laugh now, missy, they assigned you to the booth for law enforcement professionals.
"Giles, it's one thing to be a Watcher and a librarian. They go together like chicken and... another chicken, or... two chickens, or... something, you know what I'm saying! The point is, no one blinks an eye if you want to spend all your days with books. What am I supposed to do? Carve stakes for a nursery?"