Two men were seriously ill. They occupied the same room in the hospital. One of them was lying in the bed near the only window in their room. Every day he was allowed to spend some time sitting up in his bed to help draining the fluid from lungs. The other man was forced to spend all his days flat on his back.

They talked a lot about their life, families, jobs, vacations. Every time, when the first man was sitting by the window, he...