Question

CLOSE THE BARN DOOR AFTER THE HORSE HAS BOLTED

Accepted Answer

To try to prevent or rectify a problem after the damage has already been done.

It isn't worth replacing the oil filter on the engine now—you can't close the barn door after the horse has bolted.

Front	CLOSE THE BARN DOOR AFTER THE HORSE HAS BOLTED
Back	To try to prevent or rectify a problem after the damage has already been done. It isn't worth replacing the oil filter on the engine now—you can't close the barn door after the horse has bolted.

Close Barn Door Horse Bolted To Try To Prevent Or Rectify A Problem After The Damage Has Already Been Done It Isn't Worth Replacing The Oil Filter On The Engine Now—You Can't Close The Barn Door After The Horse Has Bolted