What is the origin of the idiom "keep one's eyes off someone or something" and when to use it?

The idiom "keep one's eyes off someone or something" originated from our inherent human tendency to be visually curious. It refers to situations where we struggle to resist looking at things that capture our attention. It can be applied to scenarios where we need to concentrate despite attractive distractions, follow rules of modesty or secrecy, obey instructions to avoid tempting sights, stay focused amidst allurements, or remain committed when faced with tempting alternatives.