"Oh. Well then, if you'd rather not, that's all right. I suppose I can work something out. Like scales only round and round instead of up and down."
Q has a fairly good idea of where his strengths and weaknesses are but he only nods acquiescence. "Right," he says darkly. "No murder." He shudders and hopes that Severus doesn't notice. "Shall I put the kettle on while I'm getting them?" he asks.