Maximum Quote by Garrett Hardin

The optimum human population of earth is zero.

— David Foreman

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

— Garrett Hardin

“The optimum population,” said Mustapha Mond, “is modelled on the iceberg—eight-ninths below the water line, one-ninth above.”

— Aldous Huxley

The optimum population is modeled on the iceberg- eight-ninths below the water line, one-ninth above.

— Aldous Huxley

...there is an optimal balance, depending on the manner of man's life, between the density of human population and the tolerances of nature. This…

— George F. Kennan

As long as there is no control of population, the population explosion will make it so easy for politicians to dominate.

— Laura Huxley

World population needs to be decreased by 50%

— Henry A. Kissinger

The constant effort towards population, which is found even in the most vicious societies, increases the number of people before the means of subsistence…

— Thomas Malthus

The power of population is indefinitely greater than the power in the earth to produce subsistence for man.

— Thomas Malthus

Population, when unchecked, increases in a geometrical ratio.

— Thomas Malthus

The rate of population growth in the United States is slightly below that required to reproduce itself.

— Emanuel Celler

The population of the world is a conditional population; these are not the best, but the best that could live in the existing state…

— Ralph Waldo Emerson