A bad workman quarrels with his tools.

Understand the thought

Meaning in plain English

Someone may blame their equipment to avoid recognising a weakness in their own work. Examine skill and method as well as tools when a result disappoints.

What the words are saying

The workman quarrels with his tools instead of considering how he used them. The saying criticises a defensive explanation that puts every fault outside the person’s control. A tool can be imperfect, yet the way it is chosen, prepared or handled may still matter. Looking at the whole process helps identify a useful remedy rather than repeating an excuse. The proverb is not proof that equipment never causes failure. Its proper use is to invite an honest check of both method and materials, especially when the same complaint follows every unsuccessful attempt.

Everyday example

A photographer blames a camera for every blurred image, then finds that changing the shutter settings resolves the recurring problem.

When to use it

Use it when repeated blame of equipment is preventing a fair examination of technique.

Agent-assisted editorial interpretation. This explains the words; it does not by itself verify their author or earliest origin.