Quotes About Tautologies

Logic is not a science that discovers truths; it is just a collection of tautologies.

Tautologies, according to Wittgenstein, are senseless, because, as they do not picture the world, they lack sense.

Wittgenstein calls tautologies and contradictions 'pseudo-propositions'; they are not real propositions, because real propositions can be either true or false.

Logic issues in tautologies, mathematics in identities, philosophy in definitions; all trivial, but all part of the vital work of clarifying and organising our thought.

All correct reasoning is a grand system of tautologies, but only God can make direct use of that fact

Pure logic could never lead us to anything but tautologies; it can create nothing new; not from it alone can any science issue.

The logic of the world which the propositions of logic show in tautologies, mathematics shows in equations.

Propositions show what they say: tautologies and contradictions show that they say nothing.