Geach, Peter

"Identity is not a relation that things have to themselves; it is fundamental to being itself."

"The concept of substance has been misunderstood for centuries by philosophers."

"Names do not merely label objects; they carry logical significance."

"Medieval philosophers understood truth better than many modern thinkers."

"To understand a word is to know how to use it correctly in practice."

"The law of non-contradiction is not merely a law of thought but a law of being."

"Philosophy must return to careful analysis of how we actually speak."

"One cannot think one's way out of logical confusion; one must speak one's way out."

"The subject of a sentence is not always what the sentence is about."

"Aristotle's logic remains unsurpassed in its power and clarity."

"We cannot escape the logical structure of reality by clever thinking."

"Words acquire their meaning through their role in human practices."

"The concept of truth requires us to acknowledge an objective reality."

"Relatives and relations form the backbone of metaphysical understanding."

"To deny that things are what they are is to deny reason itself."

"The problem of universals has occupied philosophers since Plato without resolution."

"Every statement about the world involves a presupposition about logic."

"Language is not a mirror of nature; it is a tool for navigating it."

"The verb 'to be' is the most fundamental yet most ambiguous word in any language."

"Good arguments rest not on eloquence but on logical necessity."

"To understand Aristotle is to understand the foundation of Western thought."

"Causation is not a relation we observe; it is a structure of our understanding."

"The medieval synthesis of Aristotle and Christianity remains philosophically impressive."

"One must learn to think before one can learn to question."

"Reference is not a simple relation between words and things."

"The law of excluded middle is not negotiable in classical logic."

"Philosophy begins when we become puzzled by the ordinary."

"A good definition reveals the nature of a thing, not merely its name."

"The problem of identity through time challenges our fundamental concepts."

"Meaning cannot be determined by mental states alone."