The idiom "set the bar" means to establish a high standard or goal for something, often in order to challenge oneself to perform better or achieve greater success. It can also mean to set limits or boundaries on what is acceptable or allowed.

The idiom "comes to the crunch" means that a situation or decision has reached a critical point where choices must be made and consequences will be felt. It can also imply that there is a sudden, intense pressure or focus on achieving something.

The idiom "ahead of the curve" refers to being proactive, anticipating and addressing problems before they occur, or being ahead of the competition by innovating or introducing something new.

The idiom "rank and file" refers to the average, ordinary members of a group or organization, who are not necessarily leaders or hold important positions. It represents the majority of people who follow the rules and regulations without question or complaint.

"Beyond a shadow of doubt" is an idiom that means "with absolute certainty," or "without any possibility of error or mistake." It means that something is so clear and definite that it cannot be questioned or disputed.