Regulus shook his head. "No, please, you don't have to do that on my account. I simply thought that you might not want to do so in public."
He smiled. "We can still go somewhere private after your cigarette if you like. Private conversation is always to be preferred over public ones." Those were always fake, and every word was studied so that people would infer only what one wanted and often hiding their true meaning. "Your flat is acceptable."