Columbia subject headings:
Harvard subject headings:
Conduct of life--Congresses.
Epicureans (Greek philosophy)--Congresses.
Philosophical counseling--Congresses.
Philosophy, Ancient--Congresses.
Skeptics (Greek philosophy)--Congresses.
Stoics--Congresses.
Princeton subject headings:
Conduct of life--Congresses.
Epicureans (Greek philosophy)--Congresses.
Philosophical counseling--Congresses.
Philosophy, Ancient--Congresses.
Skeptics (Greek philosophy)--Congresses.
Stoics--Congresses.