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Consciousness Quote by Arthur Schopenhauer

“What is knowledge? it is primarily and essentially idea. What is idea? A very complicated physiological process in the brain of an animal, the result of which is the consciousness of a picture there. Clearly the relation between such a picture and something entirely different from the animal in…” quote by Arthur Schopenhauer
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““What is knowledge? it is primarily and essentially idea. What is idea? A very complicated physiological process in the brain of an animal, the result of which is the consciousness of a picture there. Clearly the relation between such a picture and something entirely different from the animal in whose brain it exists can only be a very indirect one. This is perhaps the simplest and most comprehensible way of disclosing the deep gulf between the ideal and the real. This belongs to the things of which, like the motion of the earth, we are not directly conscious; therefore the ancients did not observe it, just as they did not observe the motion of the earth. Once pointed out, on the other hand, first by Descartes, it has ever since given philosophers no rest. But after Kant had at last proved in the most thorough manner the complete diversity of the ideal and the real, it was an attempt, as bold as it was absurd, yet perfectly correctly calculated with reference to the philosophical public in Germany, and consequently crowned with brilliant results, to try to assert the absolute identity of the two by dogmatic utterances, on the strength of a pretended intellectual intuition. In truth, on the contrary, a subjective and an objective existence, a being for self and a being for others, a consciousness of one's own self, and a consciousness of other things, is given us directly, and the two are given in such a fundamentally different manner that no other difference can compare with this. About himself every one knows directly, about all others only very indirectly. This is the fact and the problem.””

Arthur Schopenhauer

About This Quote

Source Book: The World as Will and Representation, 1818

The quote argues that knowledge is an idea formed by complex brain processes, creating a picture whose relation to external reality is indirect, highlighting the gulf between ideal and real.

In simple terms: Knowledge is brain‑generated ideas, indirectly linked to reality.

Key Takeaway

Recognize the limits of our perception.

Themes

philosophy epistemology mind reality knowledge

Mood

thoughtful critical

Type

philosophical analytical

When to use this quote

  • academic debate
  • personal introspection
  • teaching philosophy
  • writing essays

Key Concepts

Idealism subject‑object dualism consciousness representation

Questions to Reflect On

  • How do we know what is real?
  • Can we ever truly grasp the external world?
A Different Perspective

It may overstate the separation, ignoring how language and science bridge mind and world.

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