However if it is only remembered that the individuals in that great remaining mass have neither class consciousness nor class will yet and live for their own selfish ends, or for their trade, their village, their nation, then it will be realised that in order to secure the action of the class as a whole in the historical movement, it is necessary to have an organ which inspires, unites and heads it – in short which officers it; it will then be realised that the party actually is the nucleus without which there would be no reason to consider the whole remaining mass as a mobilisation of forces.