It is important in humanity's concept of the afterlife that there be some kind of punishment of the wicked. (nakedpastor.com)
The Bible says if there is no godly punishment of the wicked, then people who would not otherwise sin may be led into temptation, and that is clearly true. (redeeminggod.com)
It seems, though, that he sees this forgiveness as being divorced from justice, or the just punishment of the wicked. (firstthings.com)