A Portrait Of Friedrich Nietzsche Should human beings be defined simply by their genetics or heritage? This is a question that pains many philosophers including Friedrich Nietzsche, who is the author of Ecce Homo. In his book Nietzsche goes through implicate measures to emphasize that human beings cannot merely be defined by their genetics or national origin. According to Nietzsche, it is how we live that characterizes us. In fact, there is a specific issue in his book that thoroughly discuss an issue that affect the way in which we live o ....