I Am the Cheese Versions of Reality Quotes

How we cite our quotes: (Chapter.Paragraph)

Quote #10

I know that my mother is dead. I have knowledge that she is dead. I don't know how I know but I do. (31.26)

Even though Adam is in a different world in his mind, he still knows that his mother is dead, in the "real" world. Is this evidence that there is some objective, universal reality out there that's independent of our experience of it?