The document discusses the importance of gratitude in various world religions and findings from scientific research on gratitude. It summarizes that most major religions stress the importance of gratitude. Scientific studies have found that practicing gratitude daily leads to higher levels of happiness, life satisfaction, physical well-being and stronger social relationships compared to those who do not practice gratitude. Keeping a daily gratitude journal was shown to increase reported feelings of optimism, enthusiasm and energy while decreasing depression and stress.