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Quote by Ludwig Wittgenstein

“All propositions are of equal value.”

Quote by Ludwig Wittgenstein

Book:Tractatus Logico-Philosophicus

Work

Tractatus Logico-Philosophicus

Ludwig Wittgenstein's seminal text delves into the foundations of logic and philosophy, offering a unique perspective on the nature of truth, language, and thought. more

Author

Ludwig Wittgenstein

Ludwig Wittgenstein was one of the most important philosophers of the 20th century, renowned for his profound contributions to language, logic, and philosophical methods. His ideas have had a significant impact on the development of analytic philosophy and philosophy of language. more

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“A picture whose pictorial form is logical form is called a logical picture.”

Form Language Logic Logical Pictorial

Book:Tractatus Logico-Philosophicus

Source: Tractatus Logico-Philosophicus

“All philosophy is a 'critique of language' (though not in Mauthner's sense). It was Russell who performed the service of showing that the apparent logical form of a proposition need not be its real one.”

Needs Real Philosophy Form Language Philosophical Logical Propositions Critique Real Ones

Book:Tractatus Logico-Philosophicus

Source: Tractatus Logico-Philosophicus

“My propositions serve as elucidations in the following way: anyone who understands me eventually recognizes them as nonsensical, when he has used them--as steps--to climb up beyond them. (He must, so to speak, throw away the ladder after he has climbed up it.) He must transcend these propositions, and then he will see the whole world aright.”

World Way Whole Used Speak Language Steps Philosophical Following Whole World Climbs Propositions Ladders Understand Me Nonsensical

Book:Tractatus Logico-Philosophicus

Source: Tractatus Logico-Philosophicus

“It would strike me as ridiculous to want to doubt the existence of Napoleon; but if someone doubted the existence of the earth 150years ago, perhaps I should be more willing to listen, for now he is doubting our whole system of evidence.”

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Book:On Certainty

Source: On Certainty

“It is possible--indeed possible even according to the old conception of logic--to give in advance a description of all 'true' logical propositions. Hence there can never be surprises in logic.”

Giving Logic Philosophical Surprise Description Logical Conception Propositions

Book:Tractatus Logico-Philosophicus

Source: Tractatus Logico-Philosophicus

“Philosophy aims at the logical clarification of thoughts. Philosophy is not a body of doctrine but an activity. A philosophical work consists essentially of elucidations.”

Philosophy Body Activity Philosophical Aim Doctrine Logical Clarification

Book:Tractatus Logico-Philosophicus

Source: Tractatus Logico-Philosophicus

“Always get rid of theory private object in this way: assume that it constantly changes, but that you do not notice the change because your memory constantly deceives you.”

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Author:Ludwig Wittgenstein

“The feeling of an unbridgeable gulf between consciousness and brain-process:When does this feeling occur in the present case?It is when I (for example) turn my attention in a particular way on to my own consciousness, and, astonished, say to myself: THIS is supposed to be produced by a process in the brain!--as it were clutching my forehead.”

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Author:Ludwig Wittgenstein

“Suppose we think while we talk or write--I mean, as we normally do--we shall not in general say that we think quicker than we talk, but the thought seems not to be separate from the expression.”

Thinking Writing Mean Seems Expression

Book:Philosophical Investigations

Source: Philosophical Investigations

“The subject does not belong to the world; rather, it is a limit of the world.”

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Book:Tractatus Logico-Philosophicus

Source: Tractatus Logico-Philosophicus