Suddenly he turned from the blackboard upon which he had been chalking.

“He who thinks only of good things to eat is an inferior man,” and pushing back his spectacles, declared in a voice which caused his pupils to shake in their shoes:

“Some degenerate son of an honorable parent is eating unfragrant sugar.”

“Unfragrant sugar! honorable sir!” exclaimed Han Wenti.

“Unfragrant sugar!” echoed little Yen Wing.

“Unfragrant sugar!”

“Unfragrant sugar!”

The murmur passed around the room.

“Silence!” commanded the teacher.

There was silence.