by Plato
Download this FREE eBook, and read Greek philosopher, Plato's writings about the principles of definition, the law of contradiction, the fallacy of arguing in a circle, the distinction between the essence and accidents of a thing or notion, between means and ends; and between causes and conditions. Also includes his writings on the division of the mind into the rational, concupiscent, and irascible elements; and pleasures and desires into necessary and unnecessary. These and other great forms...