Sentence examples for expresses the same proposition from inspiring English sources

Joachim had a daughter' expresses the same proposition as 'the father of Mary had a daughter': "The word 'proposition' is treacherous," he cautions (p. 48).

(The view also predicts that all true sentences of mathematics express the same (necessary) proposition, that any two necessarily equivalent sentences express the same proposition, that the conjunction of any sentence S with a necessarily true sentence expresses the same proposition as S, and so on).

"Man is mortal" differs from "All men are mortal" only in grammatical expression; both sentences express the same proposition.

express the same proposition on this view.

Hence these two sentences express the same proposition.

But then (5) and (6) express the same proposition.

Sentences in different languages can express the same proposition.

And yet, on referentialist principles, all three identity statements express the same proposition.

Can two sentences express the same proposition, but differ in truth-value?

Accordingly, 'the actual F is G' and 'n is G' cannot express the same proposition.

Nor are your and my utterances of (10) predicted to express the same proposition.