With today's announcement, she has 'set the wheels in motion' for a run for the presidency. [=she has begun to run for president]
You could almost see the 'wheels' turning in his head. [=you could almost see him thinking about how to do something]
They hoped that the tax cuts would 'grease the wheels' of the economy. [=would help the economy work better]
(..) that up with you, because I'm really sorry about that. It was a really stupid thing to do... crawl up a Ferris wheel to talk to somebody. But I had to be next to you. I was being drawn to you. (..)2004 The Notebook
(..) - No. - Why not? - 'Cause I don't want to. Noah, she's with us. Hey Allie, you want to ride the Ferris wheel? - I'd love to. - All right. Excuse me. Excuse me. - Noah Calhoun. (..)2004 The Notebook