Paul Bloom says happiness and suffering are closely connected. If you don't believe it, ask a rock climber - ABC News

The value of suffering has long been debated and, while it might seem counterintuitive, Paul Bloom believes it's the best way to contentment.

Psychologist Paul Bloom can't be the only person in the world to have wondered why anyone in their right mind would choose to train for a marathon. Why volunteer for cramps, dehydration and bleeding… [+4883 chars]

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