Marxist humanism asserts the centrality and distinctiveness of people and society. Related ideas emphasizing the centrality of genes in evolution were popularized by Richard Dawkins. Urarina mythology attests to the centrality of weaving and its role in engendering Urarina society. For republics, it violates a basic principle of republicanism regarding the centrality of civic virtue. In capitalism, power is the governing principle as rooted in the centrality of private ownership. Arch Linux adheres to five principles&colon; simplicity, modernity, pragmatism, user centrality and versatility. Their tone, however, stemmed from the Puritan emphasis on the centrality and inviolability of conscience. The principal eigenvector is used to measure the centrality of its vertices. In 2010, he was identified as the IMDb member with the most impressive closeness centrality. The SJR indicator is a variant of the eigenvector centrality measure used in network theory. Google's PageRank and the Katz centrality are variants of the eigenvector centrality. This greatest eigenvalue results in the desired centrality measure. Katz centrality is a generalization of degree centrality. It is similar to Google's PageRank and to the eigenvector centrality. Katz centrality can be viewed as a variant of eigenvector centrality.