It piqued my interest.

Meaning

Something aroused my interest.

Examples

• John: Your presentation on sustainable energy <b>piqued my interest</b>.
• Alice: That's great! I'm glad you found it engaging.
• John: I learned so much! Especially the part on solar panels, it really <b>piqued my interest</b>.
• Alice: I'm happy to share more information with you if you'd like.