If memory remains sound and the thinking mind retains its vigor, an old intelligence may have extraordinary breadth and depth of understanding. It’s had more time to gather knowledge and more practice in comparison and judgment. No matter if the knowledge is intellectual or practical or emotional, if it concerns alpine ecosystems or the Buddha nature or how to reassure a frightened child: when you meet an old person with that kind of knowledge, if you have the sense of a bean sprout you know you’re in a rare and irreproducible presence.
