I’m going to guess that men feel more pressure to take commercially viable courses that will lead to high incomes, and thus miss out on studying something more esoteric that might otherwise be their preference. And calling arts/humanities useless just marks you as a victim of exactly this, friend.
Because it's a case of a wannabe alpha publicly shaming his sister, rather than a woman trying and failing to use their gender as a handicap. OP and half the commenters need to read the sidebar.