&gt; I also understand that old testament (I am not christian) is just as bad but I was under assumption that the old testament was a carry over from Christianities Jewish roots, and the new testament supersedes it?<p>Christian differ on the effect of the NT on the OT, since the NT contains both material that seems on the simplest reading to endorse the OT law in full, material which seems on the simplest reading to provide different and simpler rules than those in the OT law, and material which seems on the simplest reading to explicitly limit the application of most OT laws.<p>In practice, you end up with a whole spectrum of ideologies among Christians (and the same is true of Muslims.)