That slippy slope will turn into a nose dive. "The child has brown eyes; gee, I really wanted one with blue eyes. Let's pull the plug on this one. We'll try again."
We have a beautiful 5 yearold granddaughter who our son and daughter in law chose to have despite downs possibility. She is not a downs syndrome child. If we had not been a family of faith in Christ, I can understand how faith in science could have led to another choice and robbed the world of another child.