It is quite impossible for a proposition to state that it itself is true. (4.442) - Ludwig Wittgenstein

I conceive the proposition — like Frege and Russell — as a function of the expressions contained in it.

A logically perfect language has rules of syntax which prevent nonsense, and has single symbols which always have a definite and unique meaning. Mr Wittgenstein is concerned with the conditions for a logically perfect language — not that any language is logically perfect, or that we believe ourselves capable, here and now, of constructing a logically perfect language, but that the whole function of language is to have meaning, and it only fulfils this function in proportion as it approaches to the ideal language which we postulate

In order to find the real artichoke, we divested it of its leaves.