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estearumlast Saturday at 10:33 PM1 replyview on HN

I didn’t argue “I think therefore I am.”

I argued “experience therefore consciousness.”

No “I” nor “think” nor “am”

To use your language, perceiving something does in fact necessarily imply there is perception happening.

You’re jumping to Descartes (who was wrong), I am pointing to Nagel (who is correct but not in a way that’s very helpful answering the corollary questions of consciousness)

You presumably know consciousness exists at least in the case of you. I know it exists in the case of me. It’s probably reasonable for each of us to assume it exists in the case of each other.


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mapontoseventhsyesterday at 3:05 PM

> You presumably know consciousness exists at least in the case of you.

Just because I "know" something, that doesn't make it true. Or to use the "experience therefore consciousness" version:

Experiencing something doesn't imply that either the subject or object are objectively real. Humans regularly experience unreality (books, games, movies, hallucinations), and the assumption that you exist because you feel that you do is no more valid than the assumption that Mickey Mouse is real because you feel that you have seen him.

To restate more directly, there can be no "objective" reality without others to validate it. Otherwise its only "subjective" reality.

It's been a long time, but I think Hegel really misses the mark. (You mean Hegel rather than Nagel, right?) I think he argued against doubting your own perception, but anyone who has ever taken LSD, or met a mentally ill person, can tell you that there are miles between perception and reality. The way we percieve the self is unlikely to be any more reliable than the way we percieve Mickey Mouse.

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