Advances in communication have led to a loss of personal privacy

The advancement of communication technology in the late 20-th century has transformed our world in a revolutionary way. In particular, the ubiquity of the internet has made our world smaller. Only a century ago, it would take an ordinary citizen several weeks to relay a message to another person across the world. In contrast, one could reach any person and complete a financial transaction in real time with the stroke of a keyboard. 

The best things in life are free

Are the best things in life are free? I agree with this statement, but there is an however.
If you look at things like freedom or religion and family, then yes. I would agree. However, If you look at education, success and thing in that category then I would disagree. 

Violence in television programmes and computer games leads to violence in society

One of the notable changes in our social environment in the 20-th century has been the saturation of our daily lives by mass media.Since the early 1960’ s research evidence has been accumulating that suggests that exposure to violence in television, movies, computer games and on the internet increases the risk of violent behavior. Unfortunately, the consequences of one particular element of television programmes and PC games has a bad effect on children’s well-being. What does it mean?