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Comment by danceapocalypse on The Useful Idea of Truth · 2012-11-17T07:30:16.277Z · score: 0 (0 votes) · LW · GW

If someday the vast majority of people decided that what is known as "blue" should be renamed "snarffle" then eventually it would cease to be blue. Instead it would be snarffle because that is the belief. But that doesn't change the reality that it is the wavelength 475 nm. Human beliefs determine how we interpret information, not reality.