concept-key: https://vernacular.cloud/0.0.2/Z75CZZto3qUvj64RxsslWTVt/
Sense data, knowledge by acquaintance. Russell, Carnap, Quine. Receptionism is phenomenalism. Phenomenology as metalanguage. The unsayability of the foundation of sentience.
recept-aspect-object
this concept has narrower concept Y