Once upon a time, not so very long ago, I sat alone in a Yosemite forest and wept. My husband and I had been hiking to a major grove of sequoias and were not more than a mile away, when I could go no farther. With my legs like lead and my heart racing, I knew I had to stop, even though to be so close and yet so far broke my heart. Reluctantly, I told my husband to go on, and I sat down on a fallen log and let the tears fall. Self-pity and misery were my sole companions. At some point, however,