A couple months ago, I was asked to give some quick pointers on responding to a person's issues with the existence of eternal punishment in hell. The answers I provided scratch the surface, but seem good enough to post here because they might get someone thinking about the denial of eternal punishment from both a Scriptural position (for the Christian) and a philosophical position (for the non-Christian). The person who was challenging is not a Christian but is willing to accept that Scripture is the source for orthodox Christian belief. The interesting implication that I point out is what inspired the odd title of this post.
Here is the email that I sent (I've edited it a bit for clarification):