It sounds almost as if you've gained one, instead.
I do notice that a lot of people miss out on our adventures that we go on, but that is because I cannot take them all. Some of them can't handle it. Donna couldn't handle it the first time. Why should I force someone who didn't want to go, to come with?
... No it isn't? [Doctor looks down at his body for a moment, looking to see if his favoritism is showing]
Oh, there is something very wrong with you, very very wrong.
If you are rejecting the option for me to help you, then you are going to leave me with no other choice. I don't like violence, you know that. Think about this reasonably. You're starting to sound like the Master... We're the Doctor.