“Because gratitude is the key to happiness, anything that undermines gratitude must undermine happiness. And nothing undermines gratitude as much as expectations. There is an inverse relationship between expectations and gratitude: The more expectations you have, the less gratitude you will have.”

American conservative radio talk show host, political commentator, and writer

Dennis Mark Prager is an American conservative radio talk show host, political commentator, and writer. He is best known as the host of the nationally syndicated The Dennis Prager Show. In 2009, he co-founded PragerU, which produces material in support of capitalism and conservative views on political, economic, and cultural questions. His public work is centered on commentary and advocacy across those subjects.