At the age 29, he left the place and the and traveled to find out how to stop suffering. At the age 35 he attained enlightenmen on the moon night in May under the Bodhi Tree on the bank of the Narunchara River. He traveled from place to place to teach people for 45 year. He died at the age of 80, under the Sala Tree onthe full moon night in May. Then he become the founder of the Buddhism.
Doing good stopping yourself from bad action, purifying mind are the principle of Buddhism.