Yep
They're smarter & more caring, too.
It stems from a basic error/lie about human nature.
They believe in evolution and the idea that man is not “fallen”, but is “basically good” and perfectible.
If man is perfectible, it is logical that some are “more perfect” than others. Those people, logically again, have the right and the duty to make the societal decisions for those who are “less evolved” or “less perfected”.