[quote]But there's always a slight chance. That's validation enough for me.[/quote]No, because there's a greater chance he is [i]not[/i] a murderer and actually a productive member of society. [quote]Still its a matter of subjectivity. Not validation.[/quote]Validity and validation are two different things. I'm talking about validity. And no, we can cut through the subjectivity by determining what is the logical choice. [quote]Who cares what he chooses. Its his choice alone.[/quote]I suppose his line of thinking can have real-world repercussions. But this is a thought experiment, so naturally I'm going to think about it.