Behind every change there is a revolution and behind every revolution there is pain, suffering and emotion.”
The main reason a person or society wants change is because of two situations.
1. The society (or a person or group of people) got bored of the routine it has changed into an unbalanced state from balanced and perfect society.
2. The society (or a person or group of people) suffered a lot from the perfect system of society.
Once a society reaches its optimum level then it becomes obsolete. That is the reason there is revolution and a want of change in the system