The Four Crucial Factors in Longevity

What aging nuns taught us about living longer and healthier

This past week, I celebrated two centenarians: my grandmother, who turned 100, and a family friend who turned 102. When you see people who have not only managed to live that long but who continue to be intellectually and emotionally engaged in life—who are not only surviving but fully living—you can’t help but speculate what makes it all possible.

Luckil…