Three qualities a citizen of a democratic country nation to have to maintain democracy are
1. Tolerance: A citizen of a democratic country should be tolerant of others. He needs to understand that not everybody may agree with him and that others' have the right to disagree. Moreover, he should also be tolerant of diversity of language, religion, ethnicity etc.
2. Accept the verdict of elections: A citizen of a democracy should accept the verdict of elections even if the candidate he voted for loses.
3. Pay taxes honestly: A citizen of a democratic country should be honest in paying taxes. Only then can a democratically elected government perform effectively.