But I want to feel like I am a good person. That's the reason I don't shop lift or beat up strangers in the street. It won't have any effect on national crime rates, but that is not the point. My individual actions matter to me. I am just a tiny cog in a vast machine.

I think you are just signalling a different kind of virtue. You are scientific, sceptical and ever so smart. But you are not saving the world either.