"What ?" she said, huskily.
"Don't you remember telling me about him?
How he was going to write, probably, and would go anywhere to pick up types and get them to talk ?" She kept her eyes ahead, and said sharply, "I think his literary tastes scarcely cover this case!" "Don't be too sure.

He didn't look at all disconcerted.

He didn't seem to mind your seeing him." "That's all the worse, isn't it ?" "Why, no," her friend said, genially.

"It means he didn't consider that he was engaged in anything out of the way.

You can't expect to understand everything boys do at his age; they do all sorts of queer things, and outgrow them.