One thing should be clear to you now. Money-making is aggression. That's the whole thing. The functionalistic explanation is the only one. People come to the market to kill. They say, 'I'm going to make a killing.' It's not accidental. Only they haven't got the genuine courage to kill, and they erect a symbol of it. The money. They make a killing by fantasy.
The quote emphasizes that money-making in the market is akin to aggression. It portrays the act of making money as a fierce competition where individuals approach trading with a predatory mindset, akin to "killing" their competitors. The phrase 'make a killing' highlights this aggression, suggesting that it is not merely about financial gain but also involves a certain violent ambition.
Bellow implies that while people may fantasize about this aggressive pursuit...