To sell his house, he takes his father to a nursing home and, when he comes back for more, this happens.

An invisible value

Gavin entered his father’s study, a room full of wisdom and memories. As he began to sort through the papers and books, he couldn’t see the stories each object contained. To him, old photographs, letters from decades past, and first editions of classic novels were objects without the sentimental value his father prized. They were just things to be appraised and sold, in Gavin’s mind.

An Invisible Value