BC, before Christ

forward ho! let's go! off we go!

(figuratively, idiomatic) Reckless sequence of actions taken to escape from circumstances deemed dangerous and which one does not want to face.

forward, march! forward ho! off we go! let's go!

before the Common Era, before Christ

(pleonasm) first and foremost (primarily; most importantly)

(Quebec, figuratively) to kick the can down the road

calm before the storm

(informal) off we go! let's go!

(figuratively) to put the cart before the horse (to put things in the wrong order or with the wrong priorities; to put something inconsequential as more important than something more essential)