Christina Hoff Sommers

Any child may go through periods during which they become less outspoken with their parents or teachers. But girls, like boys, live in many different worlds - they have their friends and their classroom and their parents - and within these different domains, they may have different levels of expressiveness.

I know from my own personal experience. I was bullied in middle school and high school and went through my fair share of hard times thereafter. Also, one of my really good friends committed suicide when I was in high school.