If you're one of those, I highly recommend Pixelmator - download at pixelmator.com. My choice for a really simple, easy image editor is Acorn from Flying Meat Software - http://flyingmeat.com/acorn/.
It's like Apple's Numbers compared to Microsoft's Excel - there are things that the most sophisticated couple of percent of users will miss, but for most people it's a great alternative.
Adobe can't die quick enough to make me happy.