And on every world we settled there'd be population problems.

Ten of them could have solved Earth's population problem in a decade.

It would also help to relieve the world's population problem.

That would go a long way toward solving the population problem.

"Do we have really a population problem here, or in the third world?"

My answer is that Egypt does not have a population problem.

Assume the population problem continues in the direction it's going.

That's why there never used to be a population problem.

It's just that we keep running up against population problems.

Remember, they must have had a hell of a population problem.