Columbia subject headings:
Harvard subject headings:
Ethics, Ancient.
Latin letters--History and criticism
Letter writing, Latin--History.
Philosophers--Rome--Correspondence--History and criticism.
Philosophy, Ancient.
Seneca, Lucius Annaeus, approximately 4 B.C.-65 A.D. Epistulae morales ad Lucilium. Epistula 66.
Princeton subject headings:
Seneca, Lucius Annaeus, approximately 4 B.C.-65 A.D. Epistulae morales ad Lucilium 66.
Seneca, Lucius Annaeus, approximately 4 B.C.-65 A.D.--Criticism and interpretation.