It seems stereotypey. She's a motivational speaker and body language expert. Not exactly science.
What ACTUALLY makes the difference between male and female gender is your sense of self. Rather than looking for external explanations, look within yourself. That's where the answer is.
I mean, in this woman's world I wouldn't exist. I'm a non-binary gender. They don't teach that in school, I had to figure it out myself, and so do you.

Hugs, Devlyn