Religion is the opium of the masses.

Every emancipation is a restoration of the human world and of human relationships to a man himself.

The human being is in the most literal sense a political animal, not merely a gregarious animal, but an animal which can individuate itself only in the midst of society.

The rich will do anything for the poor but get off their backs.

Darwin has interested us in the history of nature's technology.

All science would be superfluous if the outward appearance and the essence of things directly coincided.

Take away a nation's heritage and they are more easily persuaded.