Because we build the worlds we wouldn't mind living in. They contain scary things, problems, but also a sense of rightness that makes them alive and makes us want to live there. ↗
If I stay alert, then I can challenge myself, and by challenging myself, that helps me to stay alive and to hopefully take something away from the experience. ↗
Many of the technologies we've invented are necessary to keep 6.5 billion people alive. We can't go back from that, so we need to decarbonize really rapidly. ↗