Not banks or the American government, to be sure. The quotation is from Shakespeare's Hamlet and is part of a long-winded and tedious set of advice offered by the long-winded and tedious advisor...
The famous quote made by William Shakespeare "Neither a borrow nor a lender be" means don't borrow and don't lend. Polonius goes on to explain that if you lend money to a friend, you will lose both...
"Neither borrower nor lender be" is from the scene in Hamlet where Polonius gives his son Laertes advice before he returns to university in France.
It means don't borrow money and don't lend...