By the work one knows the workman.

Summary

This quote suggests that a person's abilities and qualities can be understood and judged by the quality of their work. It implies that one's work is a reflection of their skills, craftsmanship, and dedication. The quote emphasizes the importance of observing someone's actions and output to gain insight into their true capabilities and character. It promotes the notion that assessing someone's work can provide valuable information about their competence and professionalism.