Full Idea
I have been convinced by arguments (e.g. of Perry, Castaņeda and Lewis) that egocentric or de se content is irreducibly so.
Clarification
'De se' (Latin) means referring to oneself
Gist of Idea
Egocentric or de se content seems to be irreducibly so
Source
Frank Jackson (From Metaphysics to Ethics [1998], Ch.1)
Book Reference
Jackson,Frank: 'From Metaphysics to Ethics' [OUP 2000], p.19
A Reaction
This is associated with the use of indexicals (like 'I' and 'now') in language. Quine disagrees, and should not be written off. Any theory of content, concepts, meaning etc. must clearly taken account of such subjective language.