Tripping
"What if we're actually asleep when we think we're awake, and our real lives are just the dreams we can't remember?" he wondered.
"Bro, that's crazy," the other laughed. "What if our whole existence is just a tiny part of something much bigger, like we're ants in a giant's garden?"
"Or what if every choice we make just creates a new universe? Like, choosing cereal over toast for breakfast could split the cosmos.“
"Damn, bro. Okay, I know, what if we're just two made-up characters in a made-up story on a stupid website and this dumbass is reading it, thinking they're outside the story, when in reality, they're as much a part of it as we are."
And then, they both slowly turned their heads to look at you.