I am going to research is one of the noble Eightfold path and it is one of the most important concepts that one should understand it. The Buddha taught that Philosophy is of vital importance as it is the Factors of Enlightenment all in practice. The Philosophy is composed of enlightenment. Concerned with the realization of the four Noble Truths, namely, the Noble Truth of Suffering; the Noble Truth of the Origin of Suffering; the Noble Truth of the Cessation of Suffering; and the Noble Truth of the-Path leading to the Cessation of Suffering. therefore, means the factors of enlightenment, or the factors for insight, wisdom.