He peered out over the river. “Grandpa had a heart attack, and Grandma went later that day.” “The same day?” “Yeah. It didn’t really surprise anyone. I always knew it would happen that way. They were inseparable.” He looked at me. “Neither one could live without the other.” I looked away from him, back at the slowly passing shoreline. “You know, you really can die of a broken heart,” I said somewhat absently. “I see it all the time. Stress-induced cardiomyopathy. It’s a real thing.”