“When you like,” replied the duke. “I will bring her here one of these evenings with her husband, who is himself an excellent musician, and who has been her teacher.”

The hour to retire had arrived.

When the duke approached the countess to take leave, she held up her finger in sign of menace.

“What does that mean?” demanded the duke.

“Nothing,” she replied. “It only says: Take care!”

“Take care of what?”

“Do not feign not to understand me. None are so deaf as those who will not hear.”

“You puzzle me keenly, countess.”

“So much the better.”

“Will you, as a favor, explain to me?”