Science that studies beings in their ultimate causes, reasons and principles through the aid of human reason alone.

- The person engage in philosophy

-  Also known as “lovers of wisdom”.

is the birthplace of philosophy in the West.

greatest contribution to philosophy is not his identification of water as the ultimate stuff of the universe. His greatest contribution is the problem he posed “What is the ultimate stuff of the universe?” and his approach in solving that problem.

A mathematician and scientist, he was credited with formulating the Pythagorean theorem. His work earned him many followers, and he established a community of learners who

He propose that everything that exists is based on a higher order or plan which he called logos. For him,changeis a permanent aspect of a human condition

He devoted himself to the study of the causes of natural phenomena. He was among the first to propose that matter is composed of tiny particles and called atoms

He was known advocate of living simple and virtuous life. For Diogenes, one should not only talk of virtue but should show it in words and actions.

He believed that Philosophy could enable man to live a life of happiness.

A school of Philosophy which believes that wisdom and simple living will result in a life in a free of fear and pain.