Waste not: we should avoid throwing good food in the trash (Adobe stock image)Some of life’s greatest lessons are not learned in classrooms. If we learn to value what we have today and avoid needless waste, we are less likely to find ourselves in need tomorrow. Whenever I hear the familiar phrase, “Waste not, want not,” I don't just hear an old proverb. I remember her quiet wisdom, her careful stewardship, and the values she instilled long before I understood their deeper significance. Looking back, I realise my grandmother Stubbs’ wisdom echoed a much deeper truth found in the Koran.