"Whereas for thousands of years there was some prospect that the economic and social life of the Aborigines would be reshaped by the entry of immigrants from the Indonesian archipelago or New Guinea, the real reshaping was to be drastic. Whereas gardening could be grafted onto a semi-nomadic life, the economic activities and energies of England of 1800 would shatter the social and economic customs of the Aborigines."
January 1, 1970
https://en.wikiquote.org/wiki/Geoffrey_Blainey