Maisie Williams was 11 years old when she was cast as Arya Stark on "Game of Thrones".
She felt it was "impossible" to turn a blind eye to negativity on social media as she was growing up.
The now 22-year-old star revealed that she had to detach herself from the constant feedback.
She even enlisted her mom to screen social media feeds for her, says Business Insider.
"I think when people are on social media they feel like whatever they write, no one's gonna read it. But they do.