All you have to do is to muster
the courage to talk when you are asked about something and to have confidence
in talking. This way, you are developing yourself to be open to others and
maybe, become the most trusted student from the teacher.
I agree that mass media helps to shape people's ideas. When people see what is happening in the world, they want to be a part of the talk and they start spreading their opinions. Thts all I got I'm sorry