Here's a link to a blog by cartoonist Phil McAndrew. CLICK HERE FOR THE LINK.
It's a nice simple insightful post about being a freelance cartoonist "Super Obvious Secrets That I Wish They’d Teach In Art School"
It's a great little piece of inspiration and insight into a fellow cartoonist's working philosophy.
Go read that then get your sketch book out and get drawing!
(also credit to Mike Valiquette for linking it as well where i saw it in the first place. heh)