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Knowingly and unknowingly human beings always look for idols. In family life and social life individuals are very much encouraged if they are able to locate strong idols. Perhaps, from the prehistoric days itself these human idols function as axles that hold together members of social systems like family, neighbourhoods, other larger societies and organizations. The strength and virtues of the idols are reflected on the goodness of such social systems. Therefore, we should realize that the presence of strong idol is a very essential psychological requirement that maintains harmony in a group of human beings.
Practice it and make it a habit. Then the nature will make it sustainable by triggering necessary genetic engineering!