Who is the Buddha?

Buddha is not a god or an immortal soul. Buddha is a person who realizes the truth of the world by himself after experiencing to the nature for countless lives.After his enlightenment, he expressed the truth, commonly known as Dharma or teachings without any discrimination or social class separation.These teachings are called Dharma or Dhamma Treasure which is the 1 of triple gem in Buddhism.The person who follow his teachings are Sangha or Savaka with is the third treasure of triple gem.