The Unforgivable Sin

What is your unforgivable sin? Let me rephrase that what would someone do to you or someone you love that you couldn't forgive them for? Regardless of your religious beliefs or ideologies there is something you have done that still haunts you and something someone has done that you haven't forgiven. If you don't know by the time this podcast episode is over, I believe you will be able to answer the question and when you do that will lead you to the most important question a human can ask?