As thousands gathered outside Olympic Stadium, some in protest, wielding signs that read, "Cancel the Olympics -- Save Lives," and some in support, with signs that read, "I believe in the power of sport," the Tokyo Olympic Games Opening Ceremony asked us to Imagine. With clouds of drones coalescing in the sky to form an image of the Earth, alongside the lyrics of John Lennon's signature song -- sung by an international array of performers that included Americans John Legend and Keith Urban -- the spectacle's theme, "moving forward," became clear.