"Oh! well, you must excuse me for speaking of such a thing, Jimmy," said Jack, with assumed gravity; "I was mistaken, that's all, in sizing you up. Appearances are often deceitful, you know, and things don't always turn out as they seem. Now, few people looking at you would ever dream that they were gazing on a marvelous phenomenon. I guess you caught that trick from association with Ned, here," and Jack might have continued along that vein still further had he not been nudged sharply by the scout master, and heard Ned mutter: