Columbia subject headings:
Civilization, Western.
Civilization--History.
Civilization--Philosophy.
Intellectual life--History.
Harvard subject headings:
Civilization, Western.
Civilization--History
Civilization--Philosophy
Human beings.
Intellectual life--History.
Philosophical anthropology.
Philosophical theology.
Religion--Philosophy
Princeton subject headings:
Civilization, Western.
Civilization--History.
Civilization--Philosophy.
Intellectual life--History.