Ghost of a flea

While travelling in Turin, Italy, in 1889, German philosopher Friedrich Nietzsche witnessed a horse being whipped. He tossed his arms around the horse’s neck to protect it, and then collapsed. Less than a month later, Nietzsche would be diagnosed with a mental illness that left him bedridden and mute for the next eleven years, until his death at age sixty-five. But whatever hap­pened to the horse?