explain how people could benefit from understanding these philosophies and applying them to their lives?

Throughout his illness, Morrie displays a very positive mental attitude. He does not feel sorry for himself because his body is slowly deteriorating. He looks at the positives in his life and the things he is still able to do. His positive attitude inspires Mitch and others in the story. Morrie, in turn, inspires readers to appreciate what they have in their lives and have a positive attitude.