callousness

Fred was known for his callousness; local panhandlers had long since learned not to try their sob stories on him.

To have killed Laploshka was one thing; to have kept his beloved money would have argued a callousness of feeling of which I was not capable.

"The image of workers who had embraced each other as concrete crushed them — that final act of human kindness in the face of death — shattered my callousness completely."