Released before: Twenty Thousand Leagues Under the Seas
Released after: Dick Sand, A Captain at Fifteen
Philosophy in the Tragic Age of the Greeks (1873)

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4
Can the Envious Ever Be Truly Happy?
Homer and the Classical Philology
Five Prefaces on Five Unwritten Books
On the Future of our Educational Institutions
On Truth and Lies in a Nonmoral Sense
Philosophy in the Tragic Age of the Greeks