What is walk a thin line?

To "walk a thin line" is a common expression which means to carefully balance or navigate between two different or opposing situations that are difficult to manage. It often implies the need to make careful, precise decisions and maintain control over one's actions, as even a small misstep can have serious consequences. The term is often used in situations where someone is faced with a difficult choice or challenge, but must find a way to move forward and make progress without falling into potential danger or causing harm.