Severus simply nodded as he hoisted his shopping bag up and prepared to walk away.
"I'll make certain not to let it," he said. "And don't worry, I already have some hexes in mind to enliven the train ride. Fortunately, there's plenty just now that are especially deserving."
He raised a hand. "It was good to see you, Lucius. Keep me abreast of current events, won't you? We all know the Prophet is useless as a news source." He gave the other man a little look at that. It was an offer, such as it was.