In The Scarlet Letter, what are two things that made Hester Prynne express herself even though she was punished?

What your
question seems to be asking is what two things motivatedto speak her mind and express herself as
an individual despite of being considered a pariah by the elders and the other
settlers.

If this is your question, then those two motivators are first, ,
and, second, the scorn that she secretly feels against the hypocritical society that condemned
her.

Going back to, "Hester at her Needle", we find that, even
though she has been freed from prison and has been told to leave the settlement if she wishes,
Hester still remains there. She does not dare to pray for those who still punish her daily for
being the carrier of the scarlet letter, for fear that she (who considers herself as quite
unlucky and fallen from Grace) might end up cursing them. Nevertheless, Hester expresses herself
through her needlework. This is far...