Humanity is divided into seventy nations and every nation has its own form of egoism according to its spiritual root. Nature aspires to a state of balance and so after periods of extreme heat and cold a crust was formed above the burning fire and as a result the earth was formed. This is what will also happen to humanity in the relations between and within nations. There have always been wars, revolutions, and problems in the world, and the whole idea is to learn how to build the crust above everything.