The Principles of Linguistic Philosophy, Band 2

according analogies answer antinomy arithmetic assertion axioms calculus causal chess child clear colour words colour-blind command common concept connection consciousness consider consists construction context convention correspond criterion cube describe equation Euclidean geometry exactly example experience explanation expression fact false feeling formulation Frege geometry gesture give grammatical rules hand idea imagine inference infinite series instance language language game logical look mathematical meant memory mental merely metre mind negation non-Aristotelian logic object ordinary ostensive definition pentagon person philosophical picture play possible problem proposition propositional calculus question railway signals rain reality red and green relation round square rules of grammar rules of inference seems sense sentence similar someone sort spatial speak stand statement structure Suppose symbols tautology things thought tion true truth truth-function understand usage verification wish word red