The Principle of Optimism

Our best explanation of gravity at the moment says that it doesn't decay to zero. So we can't know everything that's knowable. If we could have a final explanation, a perfect pristine explanation, that was in some sense self contained about anything,. That would mean that explanation, that solution to the problem we had itself reveals no more problems. This is not the character of explanation that exists in our universe. Our universe is such that when you explain something, it allows you to see more. It opens up more questions, it reveals more problems. You don't reduce the number of problems and questions you increase them by finding solutions. They're better problems to have, but they are more