At the age of29,he left the palace and traveled to find out how to stop suffering.At the age of 35 he attained enlightement on the full moon night in May, under the Bodhi Tree on the bank for the Nerunchara River. He traveled from place to place to teach people for 45 years. He died at the age of 80, under the SGlala Trees on the full moon night in May. Then he became the founder fo Buddhism. Doing good, stopping yourself from bad action, purifying the mind are the principles of Buddhism