I examined Belker and found he was dying of cancer. I told the family we couldn't do anything for Belker, and offered to perform the euthanasia procedure for the old dog in their home.
Within a few minutes, Belker slipped peacefully away.
It has changed the way I try and live.
''People are born so that they can learn how to live a good life -- like loving everybody all the time and being nice, right?''
The Six-year-old continued,
''Well, dogs already know how to do that, so they don't have to stay as long.''