“ One believes things because one has been conditioned to believe them. ”
Source: Brave New World
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You don't believe things because they make your life better, you believe them because they're true. 
I have as much authority as the Pope. I just don't have as many people who believe it. 
Once you start believing in something which is not yet a reality for you, you are bound to be in conflict with somebody else because somebody else is bound to believe something else 
That's why they call it the American Dream, because you have to be asleep to believe it. 
If we don't tell strange stories, when something strange happens we won't believe it. 