Earlier quoted context omitted.
It is hard to argue with a vague statement like "most people" without a proper scientific study. But I disagree: following the scientific principle, and being willing to change opinion in the face of new evidence increases my trust in someone. Someone who is certain and confident without showing their work / sources make me suspicious. And critical thinking is (pardon the pun) a critical skill.
If you actually think and act that way, so much the better. I don't even particularly disbelieve you. But can you really look at the mass of humanity around you and believe they think the same way? Even if they claim to value critical thinking, watch what they do, what they buy, how they vote. You've most likely trained yourself to value critical thinking in your leaders, most likely from an early enough age that you…
There are other things I do remember having to train myself to do though, such as not make value judgments based on the language skill level of others. Rationally I have never cared where someone is from and if they are a native speaker or not, but emotionally that required some effort.