True. I literally bound up two steps at a time. This thing was putting one foot on the stair followed by the other. Literally taking a step at a time... edit my backpack weighs right at 35 pounds. So I had to lift my pack over my head when I squeezed by her. She had one of those rolly kind. reedit I carry a dissection kit, two lab coats, a laptop, my microbiology book, physiology book, pschy lifespan development and my chemistry book with me.