When we try to realize what work is, when it is merely an amount of toil prodded out of man or woman by a hard taskmaster, we have only to look back to the bondage of Israel in Egypt, or to the time of Scylla, when there were thirteen million slaves in Italy alone: slaves whose set tasks were of over two hundred and fifty kinds; who worked on the road-building, on public works, and in rowing in the galleys of the slave-propelled ships.