People tell you who they are, but we ignore it because we want them to be who we want them to be.
https://blossom.primal.net/237612dc5c39e98d8086fe837fb44b67d2ee0d58e6ca1c828c98df03ebc15817.jpg
You assume that people are more self aware than I do, but to your point, I too am undoubtedly fooling myself more than I'd like to think.