Fathers and sons show much more consideration towards one another than mothers and daughters do.
(Friedrich Nietzsche (1844-1900), German philosopher, classical scholar, critic of culture. Friedrich Nietzsche, Sämtliche Werke: Kritische Studienausgabe, vol. 3, p. 510, eds. Giorgio Colli and Mazzino Montinari, Berlin, de Gruyter (1980). The Gay Science, first edition, "Third Book," aphorism 221, "Consideration," (1882).)