In the twenty-first century, the robot will take the place which slave labor occupied in ancient civilization.

"In the twenty-first century, the robot will take the place which slave labor occupied in ancient civilization." - Nikola Tesla

Nothing strengthens authority so much as silence.

"Nothing strengthens authority so much as silence." Leonardo Da Vinci

"Modern slaves are not in chain;They are in debt."

"Modern slaves are not in chain;They are in debt." Unknown