HOW TO MOVE ON FROM YOUR CHILDHOOD CRUSH?

I always liked this one girl for many years, I was obsessed with her when I talked to her I feel happy. after too many years I decided to confess my feeling because I can't hold this anymore I texted her after 4h she replied but I think her reply means she is not interested or just friends i dont know what to do now?
HOW TO MOVE ON FROM YOUR CHILDHOOD CRUSH?
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