What is the origin of the idiom "easier said than done" and when to use it?

The idiom "easier said than done" is used to express the idea that something may sound simple or straightforward when described, but it is much more challenging to actually accomplish or carry out. The origin of this idiom can be traced back to the 16th century, with similar phrases appearing in various languages. It is used to emphasize the gap between talking about an action or task and actually executing it, highlighting the difficulties and complexities involved.