“If I can’t see it, it isn’t real.” This is another way people often express their belief in Physicalism. So far I’ve offered two reasons Physicalism can’t be true. In this final post on the topic I’ll offer a third….
In sum, if Physicalism is true, then we would have to reject all consciousness, including all rational thought. This is a very hard thing to admit, and therefore few Physicalists are willing to do so. But the honest Physicalist must do so and grant that “no one has ever had a thought in his life” and “there cannot be a rational reason to believe in Physicalism.” Let me explain.