Ancient philosophy

Ancient philosophy is the philosophy of the Graeco-Roman globe from the sixth century B.C. to the fourth century A.D. It is typically divided into four periods: the pre-Socratic period, the periods of Plato and Aristotle, and the post-Aristotelian period. Sometimes a fifth period is additional that include the Christian and Neo-Platonist philosophers. The most significant of the ancient philosophers are Plato and Aristotle.

The themes of ancient philosophy are: sympathetic the basic causes and principles of the universe; explanation it in an economical and uniform way; the epistemological problem of reconciling the variety and change of the natural universe, with the possibility of obtain fixed and certain knowledge about it; question about things which cannot be perceived by the senses, such as numbers, elements, universals, and gods; the psychiatry of patterns of analysis and argument; the nature of the good life and the meaning of accepting and knowledge in order to pursue it; the explication of the concept of justice, and its relation to various political systems.

In this period the crucial skin of the philosophical method were recognized: a critical approach to received or recognized views, and the appeal to cause and argumentation.