"Malthus" Quotes from Famous Books
 ... increase in the return to labour, and constantly increasing power to determine for themselves for whom they will work, and what shall be their reward. This view is, however, in direct opposition to the theory of the occupation of land taught in the politico-economical school of which Malthus and Ricardo were the founders. By them we are assured that the settler commences always on the low and rich lands, and that, as population increases, men are required to pass toward the higher and poorer lands—and of course up ...
— The trade, domestic and foreign • Henry Charles Carey
... most favourable to variation. In the next chapter the struggle for existence among all organic beings throughout the world, which inevitably follows from the high geometrical ratio of their increase, will be considered. This is the doctrine of Malthus, applied to the whole animal and vegetable kingdoms. As many more individuals of each species are born than can possibly survive; and as, consequently, there is a frequently recurring struggle for existence, it follows that ...
— On the Origin of Species - 6th Edition • Charles Darwin
... obtaining food, destruction by enemies, and the lethal effects of climate. These causes may be conveniently divided as in the above diagram, into sustentative and non-sustentative. The sustentative factor has acquired particular prominence in the human species, since Malthus wrote his essay on population—that essay which both Darwin and Wallace confess was the starting point of their discovery ...
— Applied Eugenics • Paul Popenoe and Roswell Hill Johnson
... (loc. cit., page 186).); and I have added that I know from correspondence that your explanation of your law is the same as that which I offer. You are right, that I came to the conclusion that selection was the principle of change from the study of domesticated productions; and then, reading Malthus, I saw at once how to apply this principle. Geographical distribution and geological relations of extinct to recent inhabitants of South America first led me to the subject: especially the case of the Galapagos Islands. I hope to go to press in ...
— More Letters of Charles Darwin - Volume I (of II) • Charles Darwin
... Malthus formulated a famous over-population fear-thought. It had basis in his ignorance of the fact that steam was soon to become a factor in the spreading of food supplies. Furthermore, he seemingly did not know that when old top-soil frontiers had gone ...
— Northern Nut Growers Association Report of the Proceedings at the Fifteenth Annual Meeting • Various
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