Population Dynamics Quotes

Those [German immigrants] who come hither are generally the most ignorant Stupid Sort of their own nation …. They will soon so out-number us … that we will not be able to preserve our language, and even our government will become precarious.

Demography, not democracy, will be the most critical factor for security and growth in the 21st century. Booming populations are a drag on developing countries, and low fertility rates are sapping growth in developed societies.

If millions are born millions must die.

In the West, that's what's happening. The birth rate has been dropping steadily and still is. But there is still a vast amount of the world where that's not the case. And that is where the big population growth is taking place.

Demography is destiny.

The importation of foreigners into a country that has as many inhabitants as the present employments and provisions for subsistence will bear, will be in the end no increase of people, unless the new comers have more industry and frugality than the natives, and then they will provide more subsistence, and increase in the country; but they will gradually eat the natives out. Nor is it necessary to bring in foreigners to fill up any occasional vacancy in a country for such vacancy will soon be filled by natural generation.

Be fruitful, and multiply.

Biologically speaking the Afro-Asiatic block is in the ascendancy - always remember that both Negro and White are minority groups - the largest race is the Mongoloid group.

Charles Darwin got his theory, his notion of natural selection, evolution, and so did its independent discoverer, Alfred Wallace, from reading Malthus.

In fact, the early demographer Thomas Malthus believes that the only way the human population would ever check itself was by running headlong into a disaster, like a pandemic or famine. Sometimes we get so frustrated with the slowness of human political processes that we wish a giant flaming rock would solve the problem for us.

As you improve health in a society, population growth goes down. You know, I thought it was... before I learned about it, I thought it was paradoxical.

Today we are in a situation in which the free movement of people can have enormous, monumental dimensions, and I don't think that any country in Western Europe or in America can any longer adopt the idea of totally free movement of people. I t would simply overwhelm their social facilities, their societies and create migratory dynamics on the scales of tens and tens of millions of people. That simply is not practical.

It's never a good idea to organize society in a way that depletes the energy of half the population.

Suppose a black family transplanted to Sweden, may we not presume . . . that in a sufficient number of succeeding generations, the color would disappear from mere effect of the climate?

Either a species learns to control its own population, or something like disease, famine, war, will take care of the issue.

Demographic transformations are dramas in slow motion.

There are no monotone "values" in biology.

Our forefathers increased and decreased the influx of peoples because America was building a melting pot and because certain ethnicities often brought with them certain securities and degrees of productivity.

With longer life spans and better health and education, many feel that giving birth to a baby a mere couple of decades after they themselves were in the cradle is a little premature.

Brexit and Trump are a generational revenge. This may partly be against millennial certainty and superiority, and, indeed, ageism; and it may be a natural part of population dynamics - not only are more people getting far older than ever before, but they are older for longer than they are young.

Political activities are still suspended …. The population has always acted according to its feelings instead of its mind.

Technology is spurring innovation, and the so-called "demographic dividend" has brought change.

The population forecast for the United States in 1970 is 170 million. The population forecast for Russia alone in 1970 is 251 million. The implications are clear.

Of course, a positive growth rate might be taken as evidence that a population is below its optimum.