“Well, tell me ‘how not to do it,’” he said, subsiding for a moment’s talk when Rose had floated to and fro in her turn. “Oh! You see some young girl who strikes you as particularly charming whether she really is or not doesn’t matter a bit and you begin to think about her a great deal, to want to see her, and to get generally sentimental and absurd,” began Rose, finding it difficult to give a diagnosis of the most mysterious disease under the sun. “Don’t think it sounds enticing. Can’t I find an antidote somewhere, for if it is in the air this year I’m sure to get it, and it may be fatal,” said Mac, who felt pretty lively and liked to make Rose merry, for he suspected that she had a little trouble from a hint Dr. Alec had given him. “I hope you will catch it, because you’ll be so funny

