Don't worry. There are no rules. Sure there will always be someone better, but rest assured also someone much, much worse.
The important first thing, is to make a difference for yourself.
I've blogged before about people who give up because they think they don't have enough talent. My soul lifts a little when I see someone sing horrifically at karaoke; not because he or she sang poorly, but because regardless, they got up and sang - their joy in the song is the important thing to behold.
Sure - it's hard to find your stride, but like a baby's first steps turn into a wobbly run, so too should we expect a rocky road to our success. And how, after all this, do we measure our progress? Simple: from where we started.
California - You have a great insight, and even better taste in the blogs you visit. :)
I hope you start writing online soon, and send me a link.