This article provides an observation, analysis, and explanation of Diwali, a five-day festival of lights celebrated in India and around the world. The celebration includes cleaning and decorating homes, purchasing gold and new utensils, exchanging gifts, lighting diyas, setting off fireworks, and performing puja. The festival symbolizes a new beginning and the triumph of good over evil and light over darkness. The article also discusses the global celebration of Diwali and its significance in Indian culture.