BE CAREFUL, OR BE ROADKILL! Autore: Bill Watterson Copy Quote More from Bill Watterson “Calvin : There's no problem so awful, that you can't add some guilt to it and m…” “I go to school, but I never learn what I want to know.” “You can make your superhero a psychopath, you can draw gut-splattering violence…” “The secret to enjoying your job is to have a hobby that's even worse”