To compose is to be a part of a whole.
ex: Gin, vodka, and vermouth compose the classic martini.

To comprise is to be a whole made of parts.
ex: The classic martini comprises gin, vodka, and vermouth.

Comprise can arguably be used as a synonym for compose:
Gin, vodka, and vermouth comprise the classic martini.
The classic martini is comprised of ( Read more... )

( perfect dino comic )

I wish my birthday hadn't just passed, cos I'd ask for this.

In a men's large. *coff*