Solipsism is explained in Encyclopedia Britannica as a concept in philosophy describing “an extreme form of subjective idealism that denies that the human mind has any valid ground for believing in the existence of anything but itself.” In an article titled, The Psychology of Solipsism: Our Own Private Consciousness, Psychology Today writer Kaja Pernia pointed out that while our own internal experience is the only thing we can possibly be certain about, most of us don’t actually operate this way.…