Karl Marx Quotes about Labour
Karl Marx (2005). “Grundrisse: Foundations of the Critique of Political Economy”, Penguin UK
The circulation of capital realizes value , while living labour creates value .
"Grundrisse". Book by Karl Marx, Notebook V, The Chapter on Capital, p. 463, 1857-1858.
Be aware that the reward for labour, and quantity of labour, are quite disparate things.
Karl Marx, Hugh Griffith, F. Engels (2009). “Karl Marx & Friedrich Engels”, p.97, Collector's Library