Value is a relative concept: the value of each action is determined by comparing it with other possible actions.

In a competitive world of limited resources, total freedom of individual action is intolerable

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

To say that we mutually agree to coercion is not to say that we are required to enjoy it, or even to pretend we enjoy it.

A coldly rationalist individualist can deny that he has any obligation to make sacrifices for the future.

Ecology is the overall science of which economics is a minor speciality.

We see only what we have names for.