At the age of 35, Siddhartha became known as the Buddha, the “enlightened one,” and began to teach his philosophy of “The Middle Way” (a middle path between the extremes of luxury during the first par...At the age of 35, Siddhartha became known as the Buddha, the “enlightened one,” and began to teach his philosophy of “The Middle Way” (a middle path between the extremes of luxury during the first part of his life and the asceticism of the second part) in the eastern part of the Indian subcontinent during the 6th and 5th centuries BCE.