My heart was touched recently in my favorite local deli in San Diego. No, it wasn’t the Reuben sandwich I treat myself to once a month, nor was it the sour pickles. It was an unexpected birthday party that I found so moving. “Would everyone please join us in celebrating Mary’s 102nd birthday?” the hostess’s voice sang out. I looked up and there was Mary, sitting next to her husband and beaming with excitement, joy and fulfillment. Her children were gathered around their own children and grandchildren, and for a moment, the entire restaurant saw what life was supposed to be. Longevity, health, well- being, happiness and family—what The opinions expressed in this column do not necessarily represent those of the Publisher. more could Mary have imagined in her life?  I could not resist chatting with Mary when the festivities quieted. Of course, I asked her what she called “the million-dollar question”: “What’s your secret to your longevity and obvious happiness?”  Anyone whose passion lies in active aging could have predicted the answer.  “Son,” she replied, “I choose to be happy, and regardless of any interferences, I’ve always been active.” That sums it all up, doesn’t it?