Quantum Gravity Theory - The Selection Principle

The goodness of an explanation doesn't turn on things like elegance it only turns on what we started talking about. So in other words a criterion that just turns on, on the facts about the causal story to be established empirically. And so we were able as scientists to kind of get along and, and, and operate within what is in some ways a narrow framework but a framework that because it's well established gives us a very solid ground on which to actually go move forward.