"Not a Time Lady? That's part of the reason I love you, Rose Tyler. You're human. You're so very human, in all of the best ways, and if you think that being an 'ordinary' human makes you anything less than a Time Lady, let me tell you something. It makes you more." A Time Lady would have hesitated before looking into the heart of the TARDIS. A Time Lady would have shied away from the word 'love'. A Time Lady would never have been able to show him the road to healing after the Time War.
"I want you to be a part of my life. Not that you aren't already, but I've found I rather like the idea of being your husband, and that I especially like the idea of your knowing my name."