If you're having a bad day, go spend 20 minutes at the Query Letters I Love blog. I guarantee you'll laugh so much your sides will hurt.
If you're depressed about the quality of your writing, print some of these wonderful letters out and stick them on your wall.
TITLE: 'Ready or Not'.
LOGLINE: A comedy about a kid who's so good at hide-and-seek that nobody finds him for 20 years."