Do you see a picture of a quilt, go home, and make it yourself? Have you ever looked at a sweater and thought "I can do that better" - and did? Do you start on a pattern, and after three rows find that you have changed it? Have you ever wanted to? Then you belong in design_yer_own!
Although this community is geared at us creative types, it's not the miracle cure for the lack of know-how. You gotta learn to walk before you get running, right? ;) Still, if you're feeling unsure about your abilities, please come in and lurk!