Does Stannis truly like anyone? [Because Loras can't say who that would be if he did] Perhaps. But first you have to get him to actually listen to you and that will be half the battle.

Lady Stark was sent here by her son to speak with you. I do not think he would have done that if he were unwilling to work with you. [He nods, picking up his own cup and taking a sip]

And let us hope there are many more to celebrate.