This advice is applicable in everything you do. Every great writer, actor, scientist, PERSON in general started out as nothing more than we are now: Students with a passion, a drive, a want to be something more. If they can do it, why can’t we?
If you are a Harry fan, you are probably unrepentantly weird and treasure the weirdness of those around you. Harry is the Aquarius of Aquariuses, happily going his own way while wearing a flower crown and cheerfully falling over a lot.