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Evening Star, Issue 17543, 24 December 1920, Page 4

THE RETORT COURTEOUS. Professor Knowell, M.A., H.P.Q.R., stood upon the platform explaining to the audience in that brilliant style of his the thousand-and-one miracles of the world of natural history. At the conclusion of his lecture, beaming down upon his listeners, he condescendingly remarked: "Now, if there is any scientific question that my friendr. would like to ask I beg of them not to hesitate- I shall be only too happy to answer any inquiry in my power." • A .dear old lady in spectacles at once rose, and said: " Why do wet tea-leaves kill cockroaches ?" The scientist didn't know they did, let alone the cause of the phenomenon. But his reputation was at stake. ■ "Because, madam,".he replied, "when. a cockroach comes across a wet tea-leaf, he.says," Haljoa,' here's a blanket! and wraps himself up in it, catches cold, and dies."