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almost always. even if they didn't change their minds right way, they did a few months after.

On what kind of subjects? Like you got them into liking Trump, or change their stance on gun laws? They came up to you a month later an just went; "I'm an objectivist now! I like rational selfishness!" or "Jared Taylor really has some good and valid points" or " yeah, climatechange is BS" Really? Or more like "Yeah, you were right..Ace Ventura 2 actually IS better than 1" :O

economics (free market), politics (anarchy/libertarianism) and religion (atheism)

I find that hard to believe, but if you say so! :) Those people can't be total morons to begin with, or you are very charismatic. Very well then. Odin approves of your answer.

I run a freethinking group in my country. I got to learn through practice.