Piaget, Jean, 1896-1980. Insights and illusions of philosophy / Jean Piaget ; Transl. from the French by Wolfe Mays. - New York : New American Library, [1971]. - xvii, 232 p. : ill. - Meridian books M235 . Translation of Sagesse et illusions de la philosophie Includes bibliogr. references Subjects--Topical Terms: PhilosophyPhilosophy and scienceInsight