Imagine hundreds of thousands of individuals living in it. Yet no one considers his own interests. On the contrary, they put the interests of society and others first. Imagine everyone working with great self-sacrifice, with no terrible urge to be first. Imagine there is no conflict there. Such a society probably goes beyond the bounds of human imagining. Yet such a society does really exist on the earth. And what is more, just about everywhere on it. The living things that constitute that miraculous society are ants