It was tempting. Sirius was... well, Sirius was Sirius, and for all his egotism and madness, he was always alluring. And there were a million reasons to say yes, while there were very few reasons to say no. The problem was that the reasons to say no were rather bigger. "Stop it." Peter held up his hand, catching Sirius before he could kiss him. Sirius still managed to kiss his palm, though, which had more of an effect on Peter than he would have preferred.
"I want... what I want doesn't matter. What you want doesn't matter. I can't let myself.... What would Moony say, if he were here?"