My 78-year-old grandfather visits me regularly since I moved to Portugal. I cherish our relationship.

The author's grandfather visits her while she's living abroad. Courtesy of the author My grandfather was diagnosed with early-stage Alzheimer's, and we're cherishing every visit. He flies from Rio to see me, and I treasure each trip more than ever now. Knowing time is limited, I say yes to every chance to make memories together. I cannot recall my first memory of my grandfather, Geraldo. Maybe because he was always there. When I was born, he split his time between Paris, where I lived, so ...