If you owe your bank manager a modest debt you are in his power; if you owe a huge debt, he is in yours.
(powiedzenie obiegowe) Głębia: 8 | https://quoteinvestigator.com/2019/04/23/bank/
John Maynard Keynes helped to popularize this expression when he included it in a 1945 memo, but he disclaimed credit by calling it an “old saying”. The originator remains anonymous.