"I knew that before," he said cheerfully. But it was a different matter when Jess proposed to him that two minus one left one.
"No, it does not left one," said Benny indignantly. "It left two."
"Why, Benny!" cried Jess in astonishment. "Supposing you had two apples and I took away one, wouldn't you have one left?"
"You never would," objected Benny with confidence.
"No, but supposing Watch took one," suggested Jess.
One day the stranger was allowed to see Violet
"Watchie wouldn't take one, neither," said Benny. "Would you, doggie?"