They’re using science to give their agenda some air of respectability. Then when anyone challenges them, they can take the injured tone and be the persecuted martyr, and accuse their opponents of being anti-science, anti-progress, wanting to take us back to the dark ages.
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They do seem to have the classic liberal arrogance and air of superiority about them. It's clear that many of them despise their fellow human beings as well.
As evidenced by the FACT that they are killing human beings at the rate of about a million a week.
Someone who thinks that intolerance and discrimination are justified by their own arbitrary standards, would.