What kind of experiences or symptoms might get labeled as schizophrenia but actually have different underlying causes?

What's the truth behind the money given to Iran by both Obama and Trump, and why does it seem like such a big deal?
What is your favorite way to connect with people who you cannot meet offline?
Why would you constantly harass an individual when the person does nothing to you? What is that all about? How insane/retarded does that person have to be? Didn't get enough chromosomes? Is it envy? A grudge? What exactly?
How can Americans turn challenges and disagreements into opportunities for understanding, cooperation, and national growth?