Why are symbols important in festivals?

I think that festivals are important to many people because it reminds important events of the past such as lent where Jesus was forced to go with no food or water for 40 days starting on ash Wednesday ( the day in Febuary after shrove Tuesday)

I think that festivals are important to many people because it reminds important events of the past such as lent where Jesus was forced to go with no food or water for 40 days starting on ash Wednesday ( the day in Febuary after shrove Tuesday)