Keep your nose to the grindstone
The phrase "Keep your nose to the grindstone" advises maintaining focus, diligence, and hard work on a specific task or responsibility. Originating from the practice of grinding grains or sharpening tools, it symbolizes dedication and perseverance. It emphasizes the importance of remaining disciplined and committed to one's endeavors, even in the face of challenges or distractions. Ultimately, the phrase underscores the idea that consistent effort and focus are essential for achieving success.