What does the work of the world is common as mud mean?

"The work of the world is common as mud" suggests that the labor and tasks that sustain society are often undervalued and taken for granted, much like mud, which is ubiquitous and essential yet overlooked. It emphasizes the idea that everyday work, regardless of its perceived importance, is foundational to the functioning of the world. This phrase highlights the need to recognize and appreciate the contributions of all types of labor, not just those that are celebrated or glamorized. Ultimately, it calls for a greater respect for the ordinary yet vital roles that people play in their communities.