The unsociable species, on the contrary, are doomed to decay

such a society would represent nothing immutable.

When men are reasonable enough to follow their natural instincts, they will unite across the frontiers and constitute the Cosmos.

The history of human thought recalls the swinging of a pendulum which takes centuries to swing. After a long period of slumber comes a moment of awakening.

She starts research in new paths, enriches our knowledge with new discoveries, creates new sciences.

The best exponent of anarchist philosophy in ancient Greece was Zeno

Sociability is as much a law of nature as mutual struggle.