It's difficult to say who turns themselves into the biggest pretzel: creationists trying to fit science into a biblical template, or agnostic scientists trying to avoid the existence of a personal God. An enlightened Catholic view of science must be anchored in the proposition that God delights to work through secondary causes.
No book has so profoundly affected the way modem man views himself than Charles Darwins Origin of Species, first published in 1859. The notion that man is the product of a blind, materialist process which did not have him in mind is part of the intellectual air everyone breathes.
While the fact that our society is suffering greatly from sexual confusion and sexual misconduct is not a novel insight, what is needed is a better understanding and apologetic of the Christian truths about sexuality.