What is not Forgivable?

In Mark 3:28-29, Jesus says that all the sins and blasphemies of men will be forgiven them, but whoever blasphemes against the Holy Spirit will never be forgiven.

What's blasphemy against the Holy Spirit? How is that different than other sorts of sin or blasphemy?

Here are four resources that dig deep into the answers to these questions:

• An answers to the question, "What is blasphemy against the Holy Spirit?"
• John Piper preached a sermon on the topic
• Three schools of thought on interpretation
• Notes from a sermon by Dave Redick of the Hwy 20 Church of Christ in Oregon

If you read just one, read the John Piper sermon.

So now that you've had a chance to dig deeper, what effect do these answers have on your life?