why keep a dog and bark yourself?

idiomPart ofdog

why keep a dog and bark yourself? — idiom

1. If someone else can do a task for you, there is no point in doing it yourself.

1.idiom
Definition

If someone else can do a task for you, there is no point in doing it yourself.

Example

Why keep a dog and bark yourself? Let the assistant handle it.

He does all the work himself, but why keep a dog and bark yourself?