> The neurologists delivered their verdict: He appeared to have a textbook case of frontotemporal dementia—known by the shorthand FTD—specifically, the behavioral variant of that disease. It targets a network of brain regions sometimes described as underpinning one's sense of self. As the pathological process advanced, it was carving a different person out of Lee's raw substance.

Neurological diseases are the closest thing to supernatural horror the natural world has to offer.