For example, in Henry David Thoreau ," Civil Disobedience", explain that should be change in standard society as he have expressed "O'er the grave where our hero we buried." Henry wanted to escape traditional norm and lived in the woods wanted to think of yourself in the present not in the future. When the government ask to pay this taxes he refuse then sent to prison. He did this without any violate or attacking the cops.
Another one is Martin Luther