An article by Paramhansa Yogananda.

Why do some elderly people remain youthful and others not? Why are some young people already old? Diet and exercise play a part, but aging starts primarily with the mind.…

In America one finds many elderly people who have remained youthful. The American temperament is marked by qualities that make for mental youthfulness — active thinking, openness to new ideas, and a love of experimentation. Americans have the consciousness that everything is possible. Of all the people in the Western hemisphere, they are the most spiritually curious — one grows younger seeking Truth.