By 1985 enough millions will have died to reduce the earth's population to some acceptable level, like 1.5 billion people.

- Paul R. Ehrlich

To err is human, but to really foul things up you need a computer.

- Paul R. Ehrlich

In pushing other species to extinction, humanity is busy sawing off the limb on which it perches.

- Paul R. Ehrlich

Anyone who opposes methods to control the birth rate, is automatically voting in favour having the death rate go up.

- Paul R. Ehrlich

I would take even money that England will not exist in the year 2000.

- Paul R. Ehrlich

The mother of the year should be a sterilized woman with two adopted children

- Paul R. Ehrlich

There are substitutes for oil; there is no substitute for fresh water.

- Paul R. Ehrlich

We ought to take good care of everybody we have on the planet, but we ought to regulate the rate at which people join us. The old saying is, "It's th…

- Paul R. Ehrlich

Solving the population problem is not going to solve the problems of racism, of sexism, of religious intolerance, of war, of gross economic inequalit…

- Paul R. Ehrlich