How do friendships change as we get older? Should you join a bowling league? And is Angela more important to Mike than Mike is to Angela?

What’s the difference between people who preserve special things and people who devour them right away? Why do we love to binge-watch? And did Adam really eat an apple?

Why does time fly when you’re having fun? How do you teach rats to play hide and seek? And what does all this have to do with Anne Boleyn?

Is it enough to toss a soda can in the recycling? Why is Maria obsessed with Nobel Prize lectures? And wait — is that a news alert or a tiger?

Should you visualize success or failure? How do you bounce back from a mistake? And will Maria hustle Angela into a poker game? 

Are highly effective people quicker to share credit? What does poverty do to your brain? And how did Stephen's mother teach him about opportunity costs? Plus: an announcement about the future of the show.

We asked you to nominate the worst sins of the modern age. Which one do Stephen and Angela think belongs on the list? And which does Angie struggle with the most? 

What does the Seven Deadly Sins survey tell us about the people who listen to this podcast? Are we more afflicted by sloth or by lust? And what does Angela mutter under her breath? Take the Seven Deadly Sins survey: freakonomics.com/nsq-sins/ 

Is pride an emotion? Where’s the line between self-esteem and hubris? And what does Stephen have against peacocks? Take the Seven Deadly Sins survey: freakonomics.com/nsq-sins/ 

Who’s greedier — gamblers or casinos? What’s the difference between betting on sports and entering a charity raffle? And does Angela know the name of her city’s football team?Take the Seven Deadly Sins survey: freakonomics.com/nsq-sins/