Our attitudes toward the past and future shape our actions by the outcomes of our actions. For example, if you are nice and give a helping hand when needed, you will be rewarded with kindness back. Your actions in the past always affects your future. I hope this was what you were looking for
If it was mandatory they would be given a perfect opportunity for those who love to participate in activities like students who don't know where to start, and those who would like to try with there friends
