Answer:
True.
Not sure if this is a T or F question but to be honest you didn't clarify so I tried.
Rudolfo A. Anaya expresses that one of the greatest threats to old values is not paying attention to<em> los abuelitos</em> (the grandparents) because it is from them that we learn important life lessons and values. They have lived a long time, have experienced many things, and younger generations can benefit from their wisdom.