There are many important and worthwhile discussions that our empirical tools are not able to significantly contribute to. That's not to say that there is a su

There are many important and worthwhile discussions that our empirical tools are not able to significantly contribute to. That's not to say that there is a such thing as single-dimension "greatness" metric. However, outlawing value judgments is going too far in the other direction. Of course, such things can be quite sensitive, and should be done thoughtfully.