one hand washes the other
Synonyms
Examples
I am first, and foremost, an actor. That's what I am. To me, a song is a mini-drama. My musical ability informs the actor as well because it gives me a sense of timing that non-musicians don't have. So, one hand washes the other.
One hand washes the other and both of them wash the face.
One hand washes the other and both wash the face.