It is of great importance in a republic, not only to guard the society against the oppression of its rulers; but to guard one part of the society against the injustice of the other part.
Be a light, not a judge, be a model not a critic. Little by little, your circle of influence will explode and you will avoid the emotional metastasizing cancers of complaining, criticizing, competing, comparing and cynicism, all which reflect victimization, all of which are the opposite of being proactive.