He who tampers with the currency robs labor of its bread.

Summary

This quote suggests that manipulating or meddling with the currency can have detrimental effects on the working class. By tampering with the currency (such as devaluing it or engaging in financial mismanagement), those in power effectively steal the means for laborers to earn a livelihood and provide for their basic needs. It emphasizes the importance of maintaining a stable and fair currency system to prevent exploitation and ensure that the efforts of the working class are properly rewarded.