When my daughter, Christina, was small I took her weekly to Suzuki violin lessons. After an intensive hour of tuning, fingering, bowing, ear training, phrasing and  performing the musical pieces, the bow was loosened and the half-size violin securely closed into its case. Then the teacher, Mrs. Sloat, would pick up a cut-glass, covered candy dish in which she kept treats for her students. She held the dish in the air with one hand grasping the knob of the crystal lid. She bent close to the little pig-tailed girl, and her elderly face was a picture of captivating anticipation.

“What is the magic word?” she’d ask.

“Please,” said my daughter shyly but eagerly.

Then the lid was lifted off the candy dish and Christina was allowed to choose and take two pieces. But that wasn’t the end of the session yet. Mrs. Sloat held the lid in the air above…