Mollie and the cat are representative of the middle classes who, prior to the Bolshevik Revolution in 1917, were already pretty comfortable with their lot in life, as represented by Mollie’s ability to obtain sugar and the cat’s beeline for the best, warmest spot and lack of interest in what happens. Everything that Old Major says paints a horrific picture of what life is like on the farm. His speech as a whole mirrors
The Communist Manifesto by Karl Marx and Friedrich Engels, in that the problem is the ruling class and that the lower classes are allowing themselves to be subjugated.