This article analyzes the philosophical views of the great thinker Abu Nasr Al-Farabi on justice, morality and social harmony. Based on Al-Farabi's work "The Virtuous City of People", his doctrine of an ideal society, principles of justice, moral virtues and ways to achieve social harmony are studied. The significance and relevance of Al-Farabi's ideas today are also considered.

Nowadays, in the rapidly developing world of the Internet, the problems associated with the organization and management of the destructive forces of mass protests in the country are easily solved. The appearance of a “flash mob” of public protest is a very important factor in the organization of such cases. This article discusses the concept of "flash mob", its unpleasant consequences for society, preventive measures to prevent it.