The worker's existence is thus brought under the same condition as the existence of every other commodity. The worker has become a commodity, and it … - Karl Marx

Money is the universal equivalent form of all commodities, which already show in their prices that they ideally represent a specific sum of money, expect to be transformed into money, and only receive the form in which they can be converted into use-values for their possessor by changing places with money.

The very same bourgeois mentality which extols the manufacturing division of labour, the life-long annexation of the worker to a partial operation, and the unconditional subordination of the detail worker to capital, extols them as an organisation of labour which increases productivity - denounces just as loudly every kind of deliberate social control and regulation of the social process of production, denounces it as an invasion of the inviolable property rights, liberty and self-determining genius of the individual capitalist. It is characteristic that the inspired apologists of the factory system can find nothing worse to say of any proposal for the general organisation of social labour, than that it would transform the whole of society into a factory.

Reason has always existed, but not always in a reasonable form.