Set your sights on something/on doing something

Pro Tip 1/3

The phrase is often used to show determination toward achieving specific targets or ambitions.

After finishing college, Mark set his sights on becoming a successful lawyer.

Pro Tip 2/3

Use it to talk about personal goals rather than shared ones or those imposed by others.

Ever since she was a child, she had set her sights on becoming an astronaut.

Pro Tip 3/3

The phrase suggests a long-standing aim, not a sudden or short-term desire.

He has set his sights on learning three languages over the next five years.