This episode features:

-Was life better in the 1950s?

-Will we run out of natural resources?

-Has global inequality been increasing or decreasing?

-Are rich people happier?

-Why has human life expectancy more than doubled?

-Why is the world so rich compared to the past?

-Just how rich is the United States?

-Why is most news negative?

-If population goes up, will that make us richer or poorer?

-What happens when artificial intelligence can perform all human jobs?

-Are humans selfish?