The Professor considered a little. "Well," he said at last, "some of the notes are the same as others——and some are different——but I should hardly call it a tune."
"Let me try it a bit by myself," said the Other Professor. And he began touching the notes here and there, and humming to himself like an angry bluebottle.
"How do you like his singing?" the Professor asked the children, in a low voice.
"It isn't very beautiful" Sylvie said, hesitatingly.
"It's very extremely ugly!" Bruno said, without any hesitation at all.
"All extremes are bad," the Professor said, very gravely. "For instance, Sobriety is a very good thing, when practised in moderation: but even Sobriety, when carried to an extreme, has its disadvantages."
"What are its disadvantages?" was the question that rose in my mind——and, as usual, Bruno asked it for me. "What are its lizard bandages?'
"Well, this is one of them," said the Professor. "When a man's tipsy (that's one ex-
