There's a stigma attached to self-publishing. Some people assume inferior quality. That doesn't have to be true. I've read a few stellar pieces. And if my word just doesn't do it for you, check out 
this Huffington Post article. Although the novels that were published weren't the things these authors are BEST known for, it's still an example of how starting small and pushing forward can lead to bigger and better things. In the end, practice your craft.