In fact, Farabi is an unknown philosopher among late thinkers. His philosophical, social and political opinions are considered a kind of masterpiece both in his time and after. Among Muslims, he can be considered both the founder of Islamic philosophy and the father of logic. Farabi is both a philosopher of culture and a master of philosophizing in the underlying religious ideas. This research deals with Farabi's important opinions and in the introduction, he mentions Farabi's most important thoughts, then in three separate chapters, we deal with topics such as the classification of sciences, the establishment of Islamic philosophy, and civil science from his point of view. Farabi has been called "the second teacher"; Because he systematized the sciences according to the object and thus presented a special classification. He is the founder of Islamic philosophy; Because he organized philosophical issues based on religious teachings and addressed issues that every Muslim philosopher should discuss. In the "Utopia" theory, some have considered him to be a follower of Plato, while Farabi's thought is a follower of Greek thinkers, but it is not a pure imitation of them.