[ He tries to smile back but it turns to mild worry ]

I didn't even know...how can I even know I'm being like that again if I couldn't even see it? It's so easy...so easy to fall back...the world is too scary..too hard to deal with when I'm not like that.

[ It was a defense mechanism almost. He knew how o act like a dog, not a normal person who could walk to a store and buy things all by himself. Or sleep in a new place like it was nothing. Being a dog made him deal with the changes...or made them worse. ]