The document discusses three characters who persevered through adversity: Jonas from The Giver, who had to take on the difficult role of Receiver of Memories; Zebra/Adam, who was struck by a car but persevered through pain by thinking positively and taking an art class; and Lance Armstrong, who was diagnosed with cancer but persevered to win the Tour de France again through staying positive and spending time with friends. The document reflects that all three characters faced problems but overcame them through perseverance without giving up.