This is philosophy.) So, if one were to ask you if there really was a chair in front of you, you would certainly say, “Of course, I see that chair.” The question is, “Where is your vision of the chair...This is philosophy.) So, if one were to ask you if there really was a chair in front of you, you would certainly say, “Of course, I see that chair.” The question is, “Where is your vision of the chair?” It isn’t out there in the world. The central question of metaphysics is “What justifies your move from the vision in your mind to a reality outside of your mind?” How do you know the world as you perceive it is the real world?