Play the Piano to the Cow

If one day, the grass is bald, the stream dries up, the strings are broken, and even the only cow that can quietly listen to the man's playing leaves, the man will be very sad. If that happens, who will care about who is playing the piano to whom, and who is sad for whom? Only lonely people know what loneliness is, and we, as bystanders, have no right to ask anything. Conception: