The precursors of the Enlightenment can be traced to the 17th century and earlier. They include the philosophical rationalists René Descartes and Baruch Spinoza, the political philosophers Thomas Hobbes and John Locke, and various skeptical thinkers in France such as Pierre Bayle. Equally important, however, were the self-confidence engendered by new …show more content…
Of the basic assumptions and beliefs common to philosophers and intellectuals of this period, perhaps the most important was an abiding faith in the power of human reason. The age was enormously impressed by Isaac Newton's discovery of universal gravitation. If humanity could so unlock the laws of the universe, God's own laws, why could it not also discover the laws underlying all of nature and society? People came to assume that through a judicious use of reason, an unending progress would be possible-progress in knowledge, in technical achievement, and even in moral values. Following the philosophy of Locke, the 18th-century writers believed that knowledge is not innate, but comes only from experience and observation guided by reason. Through proper education, humanity itself could be altered, its nature changed for …show more content…
It was there that the political philosopher and jurist Charles de Montesquieu, one of the earliest representatives of the movement, had begun publishing various satirical works against existing institutions, as well as his monumental study of political institutions, The Spirit of Laws (1748; trans. 1750). It was in Paris that Denis Diderot, the author of numerous philosophical tracts, began the publication of the Encyclopédie (1751-72). This work, on which numerous philosophes collaborated, was intended both as a compendium of all knowledge and as a polemical weapon, presenting the positions of the Enlightenment and attacking its opponents. The single most influential and representative of the French writers was undoubtedly Voltaire. Beginning his career as a playwright and poet, he is best known today for his prolific pamphlets, essays, satires, and short novels, in which he popularized the science and philosophy of his age, and for his immense correspondence with writers and monarchs throughout Europe. Far more original were the works of Jean Jacques Rousseau, whose Social Contract (1762; trans. 1797), Émile (1762; trans. 1763), and Confessions (1782; trans. 1783) were to have a profound influence on later political and educational theory and were to serve as an impulse to 19th-century romanticism. The Enlightenment was also a profoundly cosmopolitan and antinationalistic movement with representatives in