I neglected my budgie for a long time, not know how to care for him well and just being a bad person, i am better now, and want to take care of him, i hand feed him millet and vegetables a lot now, but he still does not like perching on my hand. He really enjoys my pets, but only likes being pet...

So, my budgie doesn't really like me if you haven't noticed from the title. I am in need of help so to speak. he doesn't draw blood or anything but nips me when I get too close and is shaking whenever I'm around. My family situation subjects him to a lot of yelling and arguing. Overall not a...