The Republic by Plato Part 8 Page 16

of mixed elements; and in turning from them to passionate and less complex characters, who are by nature fitted for war rather than peace; and in the value set by them upon military stratagems and contrivances, and in the waging of everlasting wars — this State will be for the most part peculiar.

Yes.

Yes, I said; and men of this stamp will be covetous of money, like those who live in oligarchies; they will have, a fierce secret longing after gold and silver, which they will hoard in dark places, having magazines and treasuries of their own for the deposit and concealment of them; also castles which are just nests for their eggs, and in which they will spend large sums on their wives, or on any others whom they please.

That is most true, he said.