Size shouldn't matter! It is just a number. And remember, size had changed throughout history (in sewing patterns), so even though you might be a '12' in modern clothing, in 1940s-1950s patterns, you would be a '16-18'. Accept and love your body for the amazing things it can do.
Lock up the fabric scissors - more sewing humor at Melly Sews | "8. Going ballistic about fabric scissors. She hasn’t locked them up yet, but I have been yelled at. It’s just easier for me to go borrow the kids’ safety scissors. They know sharing, is caring."