Let’s say, for the sake of argument, that you saw no reason to believe in a world outside of your mind. It doesn’t really change much. You still react to what your senses tell you. What else are you going to do? But, you just don’t believe that your senses are necessarily truthfully reporting some “objective reality.”...

Remember those little caplets that would turn into “dinosaurs” when dropped in water? I know of a person who is sort of like that (though he didn’t have the shape of a dinosaur after the expansion, and I don’t think it was just water that caused this transformation). His name is Mark. Before about the age of 15 Mark...