"The Origin of the Knowledge of Right and Wrong" from Franz Brentano. German philosopher and psychologist whose work strongly influenced not only students Sigmund Freud (whose doctoral dissertation he helped supervise), Kazimierz Twardowski, Alexius Meinong (1838 – 1917).
Franz Clemens Honoratus Hermann Brentano (/brɛnˈtɑːnoʊ/; German: [bʀɛnˈtaːno]) was a philosopher, psychologist, and priest whose work strongly influenced not only students Edmund Husserl, Sigmund Freud, Tomáš Masaryk, Rudolf Steiner, Alexius Meinong, Carl Stumpf, Anton Marty, Kazimierz Twardowski, and Christian von Ehrenfels, but many others whose work would follow and make use of his original ideas and concepts.