"But, mother," began John.
"John, I told you to shut the trap."
"Yes, but, mother—"
"John, shut that trap!"
"All right, mother, if you say so—but—"
"John!"
Whereupon John slowly climbed the stairs and shut the trap. Two hours later the family gathered for dinner, but Aunt Mary, who was staying with the mother, did not appear. The mother, quite anxious, exclaimed, "Where can Aunt Mary be?"
"I know," John answered triumphantly, "she is on the roof."
FAIR WARNING
Andrew Carnegie said: