Karl Marx, Capital, Vol 1: A Critical Analysis Of Capitalist Production Quotes

Moments are the elements of profit

There is no royal road to science, and only those who do not dread the fatiguing climb of its steep paths have a chance of gaining its luminous summits.

What exclusively determines the magnitude of the value of any article is therefore the amount of labour socially necessary, or the labour-time socially necessary for its production.

As exchange-values, all commodities are merely definite quantities of congealed labour-time.

Just as man is governed, in religion, by the products of his own brain, so, in capitalist production, he is governed by the products of his own hand.