set your sights on
Meaning: If you set your sights on something, or set your sights on doing something, it becomes the target of your ambition or the object of your attention.
- Stanley has set his sights on coaching Liverpool, so he'll start getting to know people who have influence in the club.
- Microsoft has set its sights on one of the biggest search engine companies, so I wouldn't be surprised if the company's shares go up.
Origin: Metaphorical, and related to the fact that a person using a gun looks through the gun's sights in order to aim, and will have his sights set on the target before shooting at it.