"To keep the record straight, it wasn't always John and Yoko. We've all accused one another of various business things; we tend to be pretty paranoid by now, as you can imagine. There's a lot of money involved"

In this quote, Paul McCartney is dealing with the vibrant in between himself, John Lennon, and Yoko Ono. He clarifies that their collaboration was not always simply in between John and Yoko, as they have actually all been involved in various organization negotiations and have actually implicated each other of various things. This has actually resulted in a sense of paranoia among them, as they are all familiar with the large sums of cash at stake. McCartney's words suggest that their relationship has been made complex and laden with tension, likely due to the monetary implications of their cooperations. In general, the quote highlights the complexities of their partnership and the possible strain that cash can have on relationships.