To sell is scary. There's the responsibility and the risk of messing up. There's feelings of turning into a one of those super-salesy persons you hate. There's the fear that you're creativity isn't worth paying for.
Let's have a look at the fears that come with selling, all fears I had before I opened my art shop. These are fears turned into objections that can keep you from being able to put your creativity out in the world, if you're not swimming in money and can give it all away.