A little girl of 2, 3, or 4 years of age perhaps will come to exhibit the growth and appearance of a girl of 14. She begins to menstruate, her breasts swell, she shoots up in height and weight, sprouts the hair distribution of the adult, and the mentality of the adolescent, restless, acquiring, doubting, emerge.
"The Glands Regulating Personality"
Louis Berman, M.D.
Ascertain, whether she menstruate during suckling; if she does, the milk is not so good and nourishing, and you had better decline taking her.
"Advice to a Mother on the Management of her Children"
Pye Henry Chavasse
But then why don't all women menstruate at the same time with the same moon, I mean?
"Ulysses"
James Joyce