Have you ever seen a youthful girl

Like clewrly underaged and not really attractive like too young for you but you know just a few yrs badk or not too long sgo you would have found her attractive? And then when she looked st you or you caught her gaze you started to question yourself thinking yea i wouldnt bang thst or even waste any energyt rying to tslk to it but she is a sexy little thang. A sexy little thang?