Alfred marshall

Civilized countries generally adopt gold or silver or both as money.

Capital is that part of wealth which is devoted to obtaining further wealth.

The price of every thing rises and falls from time to time and place to place; and with every such change the purchasing power of money changes so far as that thing goes.

The modern developments of economic science in relation to rent indicate progress. For we are learning that what is commonly called the rent of land is really a very complex thing made up of many elements, some of which differ more widely from one another than it, as a whole, differs from profits, or than some elements of it differ from wages.

My two men are awesome.