The idiom "lie low" means to keep a low profile, or to remain hidden or discreet. It can also mean to avoid attracting attention or being noticed. For example, when someone is wanted by authorities or is in hiding from someone, they might lie low.

The idiom "bring owls to Athens" means to introduce something new or unfamiliar into a situation that is not suited for it, or to do something that is considered impolite or out of place in a particular context.

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 "lend me your ears" is an expression that means to listen attentively or carefully. It suggests that the listener should focus their attention fully on what the speaker is saying, without any distractions or interruptions.

The idiom "bull’s eye" refers to a perfect or accurate shot, hit, or target. It can also mean to achieve something with great success.