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Semple was an advocate and translator of Kant.
Virginia Postrel
John Stuart Mill
Brian Satterfield
Gershom Carmichael
Panaetius
Michael Huemer
Thales
Boethius
David Conway
Peter Paul Seaton Jr.
Blaise Pascal
William Godwin
Aeon J. Skoble
William George Pogson Smith
Mortimer J. Adler
Epictetus
Peter Carl Mentzel
Carlo Lottieri
Eric Schliesser
Chuang Tzu
Joseph Butler
Evelyn Shirley Shuckburgh
Avicenna
James Mill
Socrates
Rachel Ferguson
Jeremy Bentham
Jack Russell Weinstein
Plato
Eric Mack
St. Thomas Aquinas
John Passmore