"I have no doubt that she believes that she can beat everyone." He hasn't spent as much time on the Small Council as he did not to have learned a few things about the royal family. The fact that Cersei is the only one of them left now doesn't make a difference. She'll still do whatever it takes to get what she wants.

"That's your brother's concern now, is it not?" He suspects that Jon would get a similar answer from her if he brought it up, but that's Jon's problem now.