"Let every one of your subjects remember who to thank for the money they're holding in their hands! You pulled

"Let every one of your subjects remember who to thank for the money they're holding in their hands! You pulled these lands out of poverty! You deserve a reward, don't you? For instance, one tenth of the gold from every coin, which we will secretly replace with copper. This new currency won't pay off right away, and we'll have a significant up-front cost. But don't worry, nobody will notice our little trick."