Morals are taught & preached not for the sake of heaven, but to assist those people on earth who have everything they need & more to retain their possessions & to help them to accumulate still more. Morals is the butter for those who have no bread.
Evolution isn't just a story about where we came from. It's an epic at the center of life itself. Far from robbing our lives of meaning, it instills an appreciation for the beautiful, enduring, and ultimately triumphant fabric of life that covers our planet. Understanding that doesn't demean human life - it enhances it.