Descartes's A Discourse on the Method of Correctly Conducting One's Reason and Seeking the Truth in the Sciences marks a watershed in European thought; in it, the author provides an informal intellectual autobiography in the vernacular for a non-specialist readership, sweeps away all previous philosophical traditions, and sets out in brief his radical new philosophy.

Though the Revised Edition of A Theory of Justice , published in 1999, is the definitive statement of Rawls's view, so much of the extensive literature on Rawls's theory refers to the first edition. This reissue makes the first edition once again available for scholars and serious students of Rawls's work.

A Treatise of Human Nature (1739-40), David Hume's comprehensive attempt to base philosophy on a new, observationally grounded study of human nature, is one of the most important texts in Western philosophy. This volume offers the Treatise, Hume's abstract, annotation and explanation.

The Leviathan is the vast unity of the State. But the resurgence of interest in Leviathan is due less to its answers than its methods. This book intends to see politics as a science capable of the same axiomatic approach as geometry. It argues from first principles to human nature to politics.

'Over himself, over his own body and mind, the individual is sovereign'. This title includes an essay that dedicated to this 'one very simple principle'. It records responses to the author's books and comments on his fear of 'the tyranny of the majority'.