To make our position clearer, we may formulate it in another way. Let us call a proposition which records an actual or possible observation an experiential proposition. Then we may say that it is the mark of a genuine factual proposition, not that it should be equivalent to an experiential proposition, or any finite number of experiential propositions, but simply that some experiential propositions can be deduced from it in conjunction with certain other premises without being deducible from those other premises alone.
A.J. AyerBertrand Russell would not have wished to be called a saint of any description; but he was a great and good man.
A.J. AyerThe only possible basis for a sound morality is mutual tolerance and respect: tolerance of one anotherโs customs and opinions; respect for one anotherโs rights and feelings; awareness of one anotherโs needs.
A.J. AyerWe say that a sentence is factually significant to any given person, if, and only if, he knows how to verify the proposition which it purports to express.
A.J. AyerThere is philosophy, which is about conceptual analysis - about the meaning of what we say - and there is all of this ... all of life.
A.J. Ayer