If you’re half awake while dreaming, and aware that you’re lying in bed, a dream can feel more like a memory. Sometimes it’s very obvious, once you fully wake up. But what if your dream only involved people and/or animals who are really in your life, and only mundane events that might really happen? You could ask the other people if they remember it, but even if they say no, it could have just been a moment that didn’t make it to their long-term memory. And you would never know…

Is it made real just by dreaming it? If perception is everything (or, a large part of things), and you perceive a dream as real–