One of a few issues I have with groups like these, is that they often confidently and aggressively spew a set of beliefs that on their face logically follow from one another, until you realize they are built on a set of axioms that are either entirely untested or outright nonsense. This is common everywhere, but I feel especially pronounced in communities like this. It also involves quite a bit of navel gazing that m…
Me too, in almost every area of life. There's a reason it's called a conman: they are tricking your natural sense that confidence is connected to correctness.
But also, even when it isn't about conning you, how do people become certain of something? They ignored the evidence against whatever they are certain of.
People who actually know what they're talking about will always restrict the context and hedge their bets. Their explanation are tentative, filled with ifs and buts. They rarely say anything sweeping.