“Wisdom is one thing in life that does not diminish with age. Wisdom is learning how to live in harmony with the world as it is in any given moment. One aspect of that wisdom is the deep understanding that we are all in the same boat. Out of that comes compassion — compassion for yourself, compassion for others, compassion for the world. Can you allow the changes and delight in them and look for the wisdom inherent in each change rather than resisting them?” (Ram Dass, Polishing the Mirror: How to Live from Your Spiritual Heart) Now, nearly 90,...