Dude, you're 28. Think of it as a new start. You still have more than half your life ahead of you. Start thinking of the possibilities, rather than thinking of your imagined limitations. Maybe start looking into going to school. Start with community college, since it's cheaper and less demanding, and transfer. It's not easy, but nothing that is worth it really is.
I step off my soapbox now.
I step off my soapbox now.