PGs thesis seems to boil down to this: If you believe in something strongly enough, it will cause you to want to defend it and you may compromise your rationality and civility as a result. For which reason we should believe in as little as possible and be as non-committal in our beliefs. I'm not sure that this is an ethically tenable position: shallowness extolled as a virtue. It's true, people who don't believe in a…
No, that wasn't what I was saying. There is a difference between having strong opinions and considering something part of your identity. You can discard an opinion if you get sufficient evidence to the contrary. It's harder to discard your identity. Moreover, identifying as something doesn't necessarily take the form of having any specific opinions. E.g. identifying as southern (in the US) may cause you to have certa…
Granted, I understand that you are more concerned with making sure people keep a certain emotional distance from their opinions, so that they can maintain a level of objectivity, but I'm not sure that that is always feasible, without adopting a certain kind of passivity or relativism.