Descartes Meditations five and six were two that I found very complex. Like many of the other instances, I have never thought or imagined some of the things that philosophers do. For example, when he discussed the triangle in the Fifth Mediation. I do not quite fully understand how he can think about the triangle’s existence and how that since the triangle was imagines in previous instances, then it could not have been invented by him. He even went to explain that it is in the existence of God that puts determination on the thinking that people have in this respect. So it is necessary for philosopher like Descartes to believe that God exists and this is a good point, because more people need to become believers. So knowledge that people depends