Imagine an existence where the only perspective for your entire life (40 years) has been from the inside of a white sphere. In this white sphere, you have no physical body, and there is nothing else in the white sphere with you. You only exist in this white sphere as a brain with perfectly working eyes attached. The gravity inside creates a perfect equilibrium which forces you to float in a single spot, but you can rotate in any direction. You can't see your own brain, or what is powering your brain. Your brain sleeps for 8 hours a day, and it's capable of dreaming. What do you think or dream about... (read more)