"philosophie [études diverses]" . . "positivisme logique [études diverses]" . . "Aufsatzsammlung." . . "Life." . . "Philosophie." . . "Empirismo." . . "Positivismo." . . . . . . . . . . . . . . "The meaning of life" . . . . . . . . . . . . "Meaning of life and other essays"@it . . . . . "Il significato della vita e altri saggi"@it . . . . . "The meaning of life and other essays"@en . "The meaning of life and other essays" . . "meaning of life" . . . . . . . . . . . . . . . "Il significato della vita : e altri saggi" . "The meaning of life and other assays" . . . . . "Philosophy." . . "Philosophy" . "Filosofia." . . "Positivisme logique." . . "Vie." . . . . "Ethiek." . . "positivismo logico." . . "Lebenssinn." . . "Analytische filosofie." . . "Philosophy and religion." . . "Mondadori," . . "Filosofie." . . "senso (filosofia) vita * filosofia [saggi]" . .