<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><span style="font-family:arial,sans-serif">On Tue, Aug 7, 2018 at 11:16 AM, Keith Henson </span><span dir="ltr" style="font-family:arial,sans-serif"><<a href="mailto:hkeithhenson@gmail.com" target="_blank">hkeithhenson@gmail.com</a>></span><span style="font-family:arial,sans-serif"> wrote:</span><br></div><div class="gmail_extra"><div class="gmail_quote"><br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><i> <div class="gmail_default" style="font-family:arial,helvetica,sans-serif;display:inline">></div>Is it rational to die for your tribe? Not from the individual's viewpoint!  But it is from the viewpoint of the genes</i></blockquote><div><br></div><font size="4">Yes but it can work the other way too. Is it rational to use a condom? Not from the genes viewpoint but it is from the individuals viewpoint.</font></div><div class="gmail_extra"><font size="4"><br></font></div><div class="gmail_extra"><font size="4"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;display:inline">John K Clark</div><br></font><div> </div></div></div>