The Happiness Half Hour - 4. Have You Learned to be a Pessimist? - 成人快手 Sounds

The Happiness Half Hour - 4. Have You Learned to be a Pessimist? - 成人快手 Sounds


4. Have You Learned to be a Pessimist?

The evidence that pessimism is learned not innate. And how you can un-learn it!

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