Of course without training a person does not see the spirit, but I will say that in the dream you see yourself, you experience yourself, in different surroundings, in the company of different people. If you say, "It is a dream" I will Answer: When do you call it a dream? You call it a dream when you wake up. When you see the contrast with your surroundings in waking condition, then you say, "it was a dream. If not, it would have remained with me, but everything is different." But if, while you are dreaming, someone comes to you and says, "It is a dream you will never believe it.