The Principle of Mentalism - The All is Mind. The Universe is Mental. By C.J. Barembruch | I Am Is and Was ™ The All is Mind. The Universe is Mental. I want to tell you about a teenager in rural Alberta who borrowed ten cassette tapes from his best friend and listened to them like he was learning magic. Because he was. The tapes were called the Silva Method. And they were the first time anyone had ever told me that my mind was not just a place where thoughts happened to me. I