THE DOCTOR EATS EVERYONE'S BRAIN! He's like Sylar but CHIPPER! :D

And I love them too. HERE'S MY FAVORITE DIALOGUE:

Cyberman: We are superior.
Dalek: There is only one way in which you are superior.
Cyberman: And what way is that?
Dalek: You are superior in DYING! EXTERMINATE! EXTERMINATE!