Friedrich Nietzsche
Friedrich Nietzsche (15 October 1844 – 25 August 1900) was a German philosopher and writer. At first, he was a professor at the University of Basel. He worked in a part of classical studies called classical philology. He later wrote several books of philosophy, and is now known as one of the most important thinkers of modern times. Although it was never proven, there is evidence to show that he considered being a trans-female.