Nothing in the traditional life of Aborigines was more impressive than their practical knowledge. They were masters of their environment even though … - Geoffrey Blainey

The power of the United States depended heavily on its pale empire of ideas, attitudes and innovations. Its ideas alighted effortlessly on foreign ground, irrespective of who owned the ground. Much of its influence came from such innovations as the telephone, electricity, aircraft and the cheap car, nuclear weapons and spacecraft, computers and the Internet. Its influence came through jazz, cartoons, Hollywood, television and popular culture. Its influence came from an excitement about technology and economic change, and a belief in incentives and individual enterprise. It was also the most ardent missionary for the creed of democracy. While military and economic might was vital to the success of the United States, the power of its pale empire of ideas was probably even more pervasive.

Even in the 1860s and 1870s most Australians did not feel fully at home in their land. So many of them were new migrants, mostly from the British cities, and so they found rural Australia strange and even hostile at first. Above all, in the long European see-saw of ideas and taste, the wilderness and untamed nature were falling somewhat from favour; to be revived late in the century. Attitudes to Australian landscape reflected this see-saw.

Full-blooded democracy still remains a brave new experiment, the history of ancient Athens notwithstanding. It would be unwise to assume that its victory across the globe is inevitable, for democracy is not always a simple mode of governing. It is almost forgotten that one reason why in this century the world stood three times on the verge of chaos - during two world wars and one world depression - was that the leading democracies were almost as prone to accidents and blunders as were their authoritarian rivals.