“Let the dust settle”

“Cast in stone”

Fixed and impossible to change.

“Cross your mind”

To think of something briefly.

“Cook the books”

To dishonestly change financial records.

“Come rain or shine”

No matter what happens.

“Cut no ice”

To have no effect or influence.

“Carry the day”

To win or succeed.

“Call someone’s bluff”

To challenge someone to prove that what they say is true.

“Chase rainbows”

To try to achieve something unrealistic.