Of course we're all schizophrenic. In fact, R. D. Laing is far too conservative when he talks about schizophrenia being a natural response. Evolutionarily the next step, which we're all engaged in, is multiple personality. You're all multiple personalities. There are only two differences between you and an officially diagnosed multiple personality: (1) the fact that you don't have to have amnesia for how you are behaving in one context; you can remember it in another context, (2) you can choose how to respond contextually. Whenever you don't have a choice about how you respond in context, you are a robot. So you have two choices. You can be a multiple personality or a robot. Choose well.
The point that we're trying to make that the difference between somebody who doesn't know their hallucination is a hallucination and yourselves is only that you have developed some strategy by which you know what is shared reality and what is not. And if you are going to have hallucinations, you probably have them about ideas instead of about things.
If one of you in the audience said "Well, wait a minute, there really is a dog there, anybody can see