Of course we do and it's the future of civilization. If we could get rid of certain genes, why wouldn't we? Or do you think it's great when some people get cancer in their childhood? You're making a false equivalency to what I'm doing with what the Nazis did which was based in pseudoscience and very little was known about the human genome at the time.
Like most people I have never taken a legitimate IQ test. To be honest, the only place I've ever been accused of lacking cognitive ability is on the internet. In real life, I get the opposite feedback.