"gradually, it has become clear to me what every great philosophy has so far been: namely, the personal confession of its author and a kind of involuntary and unconscious memoir..." Friedrich Nietzsche
Friedrich Nietzsche has influenced the philosophical thoughts of:
existentialism :: the focus of philosophical thought should be to deal with the conditions of existence of the individual person and his or her emotions, actions, responsibilities, and thoughts
and postmodernism :: dealing with ego collectively, accepting what exists [modern] and embracing histories and hyper-geography. understanding connectivity.