Kerrying On

When my Daughter Becca prepared to teach kindergarteners for the first time, she came to me for advice. Given that the students I had been teaching for the past thirty years were in grad (not grade) school, I told her I had nothing of any use to her (no news there). "Imagine," Becca said, "that I’ve taken a sacred oath to ‘first do no harm.’ Now what advice would you give me?"