This is a year old, so I'm surprised not to have come across it before. Shelly Kagan debates William Lane Craig on the question: "Is God necessary for morality?" The answer, apparently, is "No."
Is God Necessary for Morality? from The Veritas Forum on Vimeo.
An object lesson in debating the question of morality with a theist.
Disappointing Table Refinishing
1 hour ago