About Daniel De Leon:
Daniel De Leon is regarded as the forefather of the idea of revolutionary industrial unionism and was the leading figure in the Socialist Labor Party of America from 1890 until the time of his death.
Each man has an equal social right to multiply his power of motion by all the social factors of civilization. Private property in any of these factors is inconsistent with this fundamental right; it must, obviously, prove a source of economic despoti...Daniel De Leon
He who stands with his face to the East in the morning will have the sun before him. If he does not change his posture, the Earth in the meantime having changed its, he will have the sun no longer before him, but behind.Daniel De Leon