I thought it could never happen again: a vicious, deadly shooting spree in a school in my community. One happened in 1975, the other in 2023. Both incidents show how far North American society has come in 48 years and how far it hasn’t. — Mass shooting number one: Brampton Centennial Secondary School, Brampton, Ontario, Canada, May 28, 1975 In 1975 I was in grade nine, or, to put it in American terms, I was a high school freshman. My family had just moved from St. John’s, Newfoundland to Brampton, Ontario a few months before. I had no friends. I walked two miles to school every morning and every…