"I decided I didn't want to be bothered."

Yes, well. That much is obvious, Severus.

He makes a slight motion as if he's inviting him to sit down, but sometimes it's difficult to tell with him; hospitality is not his strong point. His quarters (spacious, even if it is mostly one large room, sectioned off neatly) have clearly been designed to suit him, but there's more than one chair, at least.

"I suppose I should apologize for my age."