"[A]lthough my attempted reconstruction of the view of Whitehead and Russell overcomes, I think, many of the difficult…"

"But what we can't say we can't say, and we can't whistle it either."

"The first problem I propose to tackle is this: how much of its income should a nation save? To answer this a simple r…"

"It is worth pausing for a moment to consider how far our conclusions are affected by considerations which our simplif…"

"Philosophy must be of some use and we must take it seriously; it must clear our thoughts and so our actions. Or else …"

"The object of this paper is to give a satisfactory account of the Foundations of Mathematics in accordance with the g…"

"[W]e shall be concerned with the general nature of pure mathematics, and how it is distinguished from other sciences.…"

"[T]he formalist school, of whom the most eminent representative is Hilbert, have concentrated on the propositions of …"

"Tautologies and contradictions are not real propositions, but degenerate cases. ...Clearly, by negating a contradicti…"

"The assimilation of tautologies and contradictions with true and false propositions respectively results from the fac…"