[ She shouldn't say anything, really. Too much foreknowledge can be dangerous, and River knows more than either Clara or the Doctor should know. ]

No, Sweetie. He just needs a little time.

[ Not that that isn't a lot to ask, but given the circumstances... ]

You're going to be so important to him, Clara. You know I can't tell you more than that.

But I know the Doctor better than anyone, and that face best of all. I can promise you he'll come around.