If one has no affection for a person or a system, one should feel free to give the fullest expression to his disaffection so long as he does not contemplate, promote, or incite violence.
Hatred ever kills, love never dies. Such is the vast difference between the two. What is obtained by love is retained for all time. What is obtained by hatred proves a burden in reality for it increases hatred." - by Mohandas K. Gandhi -
Service which is rendered without joy helps neither the servant nor the served. But all other pleasures and possessions pale into nothingness before service which is rendered in a spirit of joy.
Whenever you take a step forward, you are bound to disturb something. You disturb the air as you go forward, you disturb the dust, the ground. You trample upon things. When a whole society moves forward, this trampling is on a much bigger scale; and each thing that you disturb, each vested interest which you want to remove, stands as an obstacle.