Be more positive, go outside your limited comfort zone. Even if you think you have zero interest in it, try it anyhow. What's the worst that can happen? You meet someone new, and waste a couple hours of your life? I'm not totally familiar with your disabilities, but look at Stephen Hawking, Christopher Reeves. I just saw a dude with no legs doing things on a skateboard, that 15 year old me would have dreamed of doing. You're not offending me, stop apologizing for everything. Get out , and do something.