“Without magic, things are a little too simple. And, you know, quantum space-time isn't quite that simple.”
““We put together a lot of things,” Preskill said. “When you do it right, the answer turns out to be surprisingly encouraging.””
““We just have to build these machines and see if they work,” Preskill said.”
“Preskill, for his part, would like to simulate the quantum nature of space-time.”