This author, like many before him, have decided that their lack of comprehension of a concept (in this case, money) is somehow proof that it can't be understood.
"Hence too the economic paradox, that the most powerful instrument for shortening labour-time, becomes the most unfailing means for placing every moment of the labourer's time and that of his family, at the disposal of the capitalist for the purpose of expanding the value of his capital." - some crazy radical economist, nearly 200 years ago