There is a morphological difference between a dead eye and a living one that adequately explains the difference in function. The morphological difference is tha

There is a morphological difference between a dead eye and a living one that adequately explains the difference in function. The morphological difference is that the living eye has oxygenated blood pumping through its live cells. If I can't tell the difference between a cat and a rock re: life, I just suspect my language premises, or my definition of living, not my materialistic premises. Life should be an elusive concept, it's an arbitrary, unclear and problematic abstraction.