I think therefore, I am
You're the only one who's for sure real. The rest of you could be fake, or just lying to me. I’m the only one who’s 100% certain, and I’m not letting you change that.
You might be fake, but I’m real. I know it because I’m thinking.
I think, therefore I’m real. You’re just a bunch of liars.
I’m real because I think. You’re just a bunch of people I made up.