Read this column by Ross Douthat of the NY Times. An excerpt:
“Having left behind pseudoscientific racial theories, it’s easy for us to look back and pass judgment on yesterday’s eugenicists. It’s harder to acknowledge what we have in common with them.
“First, a relentless desire for mastery and control, not only over our own lives but over the very marrow and sinew of generations yet unborn. And second, a belief in our own fundamental goodness, no matter to what ends our mastery is turned.”