I propose the following article as a worthwhile read about the ethics of attitude when faced with grim medical prognoses and options. An excellent Op-Ed piece by Richard Sloan, sound in its evidence and reason.
http://www.nytimes.com/2011/01/25/opinion/25sloan.html?src=me&ref=general
At the end of life, many of us grasp for that which we hope brings hope and some modicum of mental comfort, however small, if not illusory. I will not blame my fellow man and woman for their choice in this.
Still, this will not be my way.
QueueNut