The Unforgivable Blasphemy

With forgiveness of sin being the core promise of the Gospel and the core tenet of the Christian faith, why does Christ speak in this passage of blasphemy against the Holy Ghost as being an unpardonable sin? There are many believers and unbelievers who fear having once committed this sin. Let us examine this most grievous of sins in four points:

1. The False Blame Attributed

2. The Faulty Logic Exposed

3. The Fruitful Binding Revealed

4. The Fearful Blasphemy Damned