We can't cure a shortage by increasing the supply.

The essence of dramatic tragedy is not unhappiness. It resides in the solemnity of the remorseless working of things.

A finite world can support only a finite population; therefore, population growth must eventually equal zero.

The god who is reputed to have created fleas to keep dogs from moping over their situation must also have created fundamentalists to keep rationalists from getting flabby. Let us be duly thankful for out blessings.

In an approximate way, the logic of commons has been understood for a long time, perhaps since the discovery of agriculture or the invention of private property in real estate.

What features of your daily life do you expect to be improved by a further increase in population?

Using the commons as a cesspool does not harm the general public under frontier conditions, because there is no public, the same behavior in a metropolis is unbearable.