"Ah, Edric!" returned the doctor, "all men are not equally gifted."
"With either the art of making blunders, or forgetting them," said Edric pointedly.
"These hieroglyphics are very curious," observed the doctor, who had his own reasons for not wishing to pursue the subject; "see how beautifully the ancient Egyptians worked in granite. The fine polish they contrived to give this hard substance would be perfectly astonishing, if we did not recollect that they always edged their tools with emerald dust."
"Humph!" said Edric, in a tone which seemed to imply "and what does it matter to me if they did?" The doctor, however, was unabashed, and continued: "You see, as usual, the figure of the bull is frequently repeated here. This wall is evidently built of stones gathered from some ancient ruin. By the way, Edric, I don't think I ever explained to you why the ancient Egyptians chose a bull as one of their deities, or, rather, as their principal one. You know, that anciently the year began in Taurus, though, by the precession of the equinox, it has now advanced past Aries. Well,
