 On Friendship by Michel de Montaigne |  Self-Reliance and Other Essays by Ralph Waldo Emerson |  On Suicide by David Hume |  The Proper Study of Mankind by Isaiah Berlin |  Unpopular Essays by Bertrand Russell |  Sceptical Essays by Bertrand Russell |  Why I Am So Wise by Friedrich Nietzsche |  On Seeing and Noticing by Alain de Botton |  Civil Disobedience by Henry David Thoreau |  On the Pleasure of Hating by William Hazlitt |  The Essential Writings of Ralph Waldo Emerson by Ralph Waldo Emerson |  Essays by Michel de Montaigne |  The Pleasures and Sorrows of Work by Alain de Botton |  In Praise of Prejudice by Theodore Dalrymple |  The Philosophy Book by Will Buckingham |  Existentialism Is a Humanism by Jean-Paul Sartre |  Essays and Aphorisms by Arthur Schopenhauer |  Voltaire's Philosophical Dictionary by Voltaire |  Existentialism Is a Humanism by Jean Paul Sartre |  Meditations by Marcus Aurelius |