<div dir="ltr"><div class="gmail_default" style="font-family:comic sans ms,sans-serif;font-size:small;color:rgb(0,0,0)">To make such self-sacrifice for a stranger, humans must expect to
receive compensation (another form of reciprocity), like payment and
honors to soldiers, that will benefit themselves or their family. Tara<br><br></div><div class="gmail_default" style="font-family:comic sans ms,sans-serif;font-size:small;color:rgb(0,0,0)">I completely disagree with this. I help people with no expectation of reward from them or their family, friends, government, or anything. I just helped an immigrant family get their car started and got nothing in return - not even thanks. But I know I did the right thing.<br><br></div><div class="gmail_default" style="font-family:comic sans ms,sans-serif;font-size:small;color:rgb(0,0,0)">For those of you who believe in an identity, this reinforced my belief that I am a helping person. There any many forms of reward/reinforcement for our behaviors and self-reinforcement is one of the most powerful.<br><br></div><div class="gmail_default" style="font-family:comic sans ms,sans-serif;font-size:small;color:rgb(0,0,0)">How this fits in with people's ideas of evolutionary theory I neither know nor care.<br><br></div><div class="gmail_default" style="font-family:comic sans ms,sans-serif;font-size:small;color:rgb(0,0,0)">Bill W<br></div><div class="gmail_default" style="font-family:comic sans ms,sans-serif;font-size:small;color:rgb(0,0,0)"><br></div><div class="gmail_default" style="font-family:comic sans ms,sans-serif;font-size:small;color:rgb(0,0,0)">I</div><br></div>