Auschwitz: The Past is Present has left Australian teacher Christine Cole with a new motto and new motivation for imparting the lessons of the Holocaust on her students.

Growing up, Addison Sandoval worked in his dad’s diesel repair shop in Compton, Calif., driving and delivering parts during the summers. It was there, encountering different people and places, that he learned to appreciate the values of humility, treating people with respect, and embracing people’s differences, he says.