Globally festivals are celebrated with a wide range of origins. However different they may seem, the spirit of (share) joy, gratitude, love or peace is common.
Of all the traditional festivals, the agricultural harvest festival can (find) in almost every culture, often takes place after all the crops have been gathered in. People celebrate to show they are grateful the supply of food.
Customs play an important role in festivals, too.sometimes they can change over time. For example, many big cities have stopped setting off firecrackers (avoid) air pollution. With the development of our society, nowadays, the festivals are becoming (commercial) than before. And people's attitudes towards festivals differ. Although some believe they should not be commercialized, argue that commercialization is good for the economy and happiness.
All in all, festivals reflect people's wishes, (belief), faith and so on. Whatever festivals they are, if you study them (careful), you may be surprised to find different cultures have a lot in common.
