Understanding what we accept without doubt and conclude our existence allows us to begin to see the world more critically, relying less on the senses and more on our minds. Starting from scratch allows Descartes to consider existence and reality from a fundamental point of view, without relying on previous knowledge. This allowed Descartes to conclude that existence is proven, but I think it also helped Descartes differentiate between reality and existence. Personally, I believe that reality is a choice of our choice, existence is the result. We can choose to make something happen, but we cannot choose whether it