“Love is like the wind. You can never see it, but you can always feel it.”

Spring had arrived with all its gentle promises. Birds chorused from the branches while a soft breeze rustled through the leaves, and children’s laughter drifted across the neighborhood playground. The sky stretched endlessly blue, interrupted only by the occasional kite dancing on invisible currents.

Two six-year-olds faced off near the swing set, though their confrontation looked more like play than any real ...