A couple of related essays on the topic: https://web.archive.org/web/20131016213539/http://davidjarvis.ca/dave/essays/evolution-of-the-soul-01.shtml https://we

A couple of related essays on the topic: https://web.archive.org/web/20131016213539/http://davidjarvis.ca/dave/essays/evolution-of-the-soul-01.shtml https://web.archive.org/web/20131016213539/http://davidjarvi... https://web.archive.org/web/20131016213547/http://davidjarvis.ca/dave/essays/evolution-of-the-soul-02.shtml https://web.archive.org/web/20131016213547/http://davidjarvi...