That qualitative difference comes down to “disease.” I’m not sufficiently well versed in medical philosophy to give a good definition of that, but I know the di

That qualitative difference comes down to “disease.” I’m not sufficiently well versed in medical philosophy to give a good definition of that, but I know the distinction exists and is useful. Suicidal tendencies are also disease. If you could identify the cells responsible and the person asked you to remove them, would you? How is that different from a tumor? (And for more fun, consider the cases where a tumor is causing suicidal impulses.)