I like my smock. You can tell the quality of the artist by the quality of his smock. Actually, I just like to say smock. Smock smock smock smock smock smock.

The only permanent rule in Calvinball is that you can never play it the same way twice! (Calvin)

Hey Susie Derkins, is that your face, or is a 'possum stuck in your collar?

When birds burp, it must taste like bugs.

It seems like once people grow up, they have no idea what's cool.

I'M SIGNIFICANT!!! ... Say's the dust speck.

I don't think I'd have been in such a hurry to reach adulthood if I'd known the whole thing was going to be ad-libbed.