You notice there are just few people who has potential.

The raven haired boy,you heard his name is Gon-what a weird name, you thought as you notice he is so cheerful.

Kurapika,you could tell from his eyes he had an important reason to pass hunter exam.

Is that a tabard?,he must be from Kurta then,so he must be the last.

So his purpose is to avenge his clan,it must be it.

And Leorio,even when he disgust you-he read porn magazine without even care there is a young boy like Gon and a girl!.

But you can tell he had potential.

You don't even know if you had or not.