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Philosophy

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  • i am not sure that people who lack e.g. red colour vision lack the "visual sense of red", in any way other than not seeing reds Commented Aug 21, 2014 at 20:02
  • @user3293056 I agree with you. It is just that any individual's brain interprets the data "red" in a manner differently from everyone else. Commented Aug 21, 2014 at 20:05
  • @NickR, in your sense of seeing, does a house see the sky because light from the sky enters the house through the open window? Commented Aug 21, 2014 at 20:13
  • @nir I must confess to being entirely perplexed by your comment. My answer is no, a house does not have any of the necessary attributes - i.e., a brain, optic nerve, etc... Commented Aug 21, 2014 at 20:20
  • @NickR, hmm, you are right, sorry. Nevertheless, for color blind people information is most commonly already lost at the retina because of spectral sensitivity problems with the color receptors. Commented Aug 21, 2014 at 20:42