You'll find, if you consider it, that any carnage wreaked by (domestic) cats, has its root in human interference.
Cats manufacture and employ neither ships nor aircraft. They have their place within their own environment, until humans inflate their numbers, and move them around, artificially.
All my cats have wandered in from the woods, after being used/abused/kicked-out, by humans. All my rabbits, too.
The compassionate man, the subject of this thread, was picking up and caring for, the pieces left over after humans interfered with nature. Seen only as a lunatic, this man is only a lunatic. Seen as a fragment of a larger picture, this man is a saint.