Mode of transport carries its own motor. As of 2002, there were 591 million automobiles worldwide. Other users of roads include motorcars, motorcycles, buses, trucks, bicycles and pedestrians, and special provisions are sometimes made for each of these. For example, the use of bus lanes give priority for public transport, and cycle lanes provide special areas of road for bicycles to use. Motorcars offer high flexibility, but are deemed with high energy and area use, and the main source of noise and air pollution in cities; buses allow for more efficient travel at the cost of reduced flexibility. Road transport by truck is
Family as a model for the state house is a pattern of monarchy, of aristocracy and of democracy. The relationship of parents to children is monarchic, of husbands to wives aristocratic, of children to one another democratic.” ("Hellenistic Commentary to the New Testament", edd Boring, Berger, & Colpe) Confucius believed the child should be subordinate to the parent, younger brother to the older, wife to husband, and subject to the sovereign who is to be regarded as the father of the nation. The state as the family writ large was the most harmonious, orderly, and natural form of government. This was later expanded to cover international relations