But what if they attained a more clear picture of reality than our four or whatever senses I'm sure your at least willing to conclude that your 4 or 5 senses a very narrow view of reality as it really is?
And what about the big bang, and our entire universe being just a nondimentenal point of infinite density? I think that is about as oneness as you can get.
BTW I think we are all in a trance induced by what every government we got our primary age indoctrination. So I'm working hard to brake out of it and discover some worthwhile meaning for myself in my stage of life(65).