actualghost666
I turned to the other Doctor and he said "I look like him. I think like him. Same memories, same thoughts, same everything, except I've only got one heart."
"Which means?" I asked him, a bit confused by where he was going with this
He sighed and continued "I'm part human. Specifically, the ageing part. I'll grow old and never regenerate. I've only got one life, Rose Tyler. I could spend it with you... if you want."