The Sage for the Ages

In the mid-1990s, my wife and I met my son's middle-school science teacher at a parent-teacher conference. She had recently won a major teaching award, and we had looked forward to meeting her. She talked about her approach to teaching, saying she preferred to be "a guide on the side" rather than "a sage on the stage."

I thought those were nice turns of phrase and figured that she had probably used them to advantage on her award application. A former high-school teacher in the 60s and