[elicash]

I'm not sure? A person blind from birth has an understanding of color -- though it's a bit complicated: https://news.harvard.edu/gazette/story/2019/02/making-sense-...

[D-Machine]

People forget that evolution has almost certainly hard-coded certain concepts and knowledge deep into our brains. That deep knowledge will probably not be easy to translate into language, and probably isn't linguistic either, but we know it has to be there for at least some things.

[yanhangyhy]

emm.. i will read this. intresting.