Roger looks back on his life and feels that he failed to reach his potential, squandered opportunities, and hurt a lot of people. At 82 years of age, he knows it is too late to make amends. Roger is slipping into:
Based on the information provided within the question it can be said that in this scenario it seems that Roger is slipping into despair. This term refers to a complete loss or absence of hope within an individual. Which is what Roger seems to be slipping into since he is remembering his past and is regretting all of the choices he has made that have defined his life and feels like there is no hope for redemption.
