The importance of media cannot be described in words . Mass media give us news and views of the whole world . Mass media has great importance to play a key role to develop a culture of peace and nonviolence in a society . It can create an issue that may be the great issue of public reactions . It can help to form a corruption free society . In fact , it can play vital role to establish a democratic country . We can now know within shortest possible time what is happening in the farthest corner of the world in exchange of mass media . It helps to reveal the news of people ’ s misery so that concerned authorities can take necessary steps . Today it has become a powerful weapon to change attitude and behavior . Media gives us not only entertainment but also information .