Realidade e memória

Será a memória que nos situa na realidade?.
"Do you ever wonder why we aren't always seeing ghosts, or aliens, or angels, or whatever else it is that some people say they see all the time? What if we ARE seeing them, and they're just altering our memories to make us forget? What if, every time you have that "goose walked over my grave" feeling, it means you saw something astounding and it didn't quite alter your memory fast enough, leaving you with a chill seemingly from nothing?"
A ciência, o desconhecido, e a raça humana… e como tudo pode estar ligado