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goobster  ·  3157 days ago  ·  link  ·    ·  parent  ·  post: Forum where fallacies are banned

Object lesson: What is "visible light" then?

If I am a human, that spectrum is one thing. A bird, another. A sea slug, has yet another definition of "visible light".

What about a blind person?

To define truth, you must define the parameters within which this truth exists.