Most of us just want to fit in, and believe what everybody believes.
Coming to your beliefs this way is not actually intelligent. We don’t do it consciously. It’s just tribalism or herding instinct or whatever.
So if everybody agrees with you then that’s a pretty good sign that you are wrong.
Must be hard to come around math, science and in general facts for you. We all agree on how it works, so it must be wrong?
That’s a special case.
Most of popular thought is not that.
Do you always frame your assertions as questions?
Only if I ask for an answer.