A man met a friend in the street and asked him to lend him five pounds. The friend did so willingly.
A week later they met again. "You've lent me £5. Lend me another £5, and I'll owe you £10," the friend said. The man did so.
A few days later they met again, and the friend said, "You lent me £10. Lend me another £10, and then I'll owe you £20." The
(
Read more... )