...But he was dead... [He has to think about it, staring at Dick for a bit. It's tough to consider. He'd be disappointed if, after his final death, someone came along calling themselves "The Doctor", but if it was Susan? He-

Well, he'd be sad that she was roped into his life, but not that he was replaced.] It's a difficult life. But in the end it will always be your choice to do as you wish. That's part of what being here can make you decide- however, choosing not to might rob you of knowing, and contributing to the Tim you've met here.