Montesquieu and the Logic of Liberty: War, Religion, Commerce, Climate, Terrain, Technology, Uneasiness of Mind, the Spirit of Political Vigilance, and the Foundations of the Modern Republic. By Paul A. Rahe. New Haven: Yale University Press, 2009. 400p. $30.00.Soft Despotism, Democracy's Drift: Montesquieu, Rosseau, Tocqueville, and the Modern Prospect. By Paul A. Rahe. New Haven: Yale University Press, 2009. 400p. $38.00 cloth, $25.00 paper.