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1 vote
1 answer
106 views

What is it about the existence of some things that makes us right or wrong in describing their existence, while other things can change?

For example, if people used to believe the Earth was the center of the universe, and we discover it is not, we now say, "people used to falsely believe that the Earth was the center of the universe", ...
Matthew's user avatar
  • 49
3 votes
3 answers
2k views

Is it possible to be 100% certain of the existence of reality?

I don't really understand why some philosophers claim that it's impossible to be absolutely certain of anything except my own consciousness. Isn't that absurd? Personally I believe that this kind of ...
user avatar
2 votes
1 answer
163 views

Is there a philosophical categorization of mindsets?

This question is about personality and mindsets. I'm interested in categories of opinions, something more than left vs. right, conservative vs. liberal. Is there a set of basic questions that once ...
Michael Hunter's user avatar
5 votes
4 answers
22k views

How can we prove something exists?

As someone who likes a lengthy argument with many different points put across and many points shot down in the process, I was posed with this question which has made me struggle so far. My friend said ...
DanielJ2K's user avatar
7 votes
4 answers
636 views

Could a philosophical zombie conclude "cogito ergo sum"?

Could a philosophical zombie conclude "cogito ergo sum"? Assume a philosophical zombie which is a hypothetical being that is indistinguishable from a normal human being except in that it lacks ...
nir's user avatar
  • 4,997