The company has come up with some new products that will 'run circles around' the competition. [=that will be much better than the competition; that will easily beat the competition]
We've been trying to decide how to improve the system, but we just keep 'going around in circles'. [=we are not making any progress toward making a decision]
Now that she's back on the stage, her career has 'come/gone full circle'. [=her career began on the stage, and now she has returned to it]
(..) shrinking into the distance. His fortunes aren't improved much. Worry about your own fortunes, gentlemen. The deepest circle of hell is reserved for betrayers and mutineers. So there is a curse. That's interesting. You know nothing of hell. (..)2003 Pirates of the Caribbean: The Curse of the Black Pearl