Susan Fenimore Cooper 
Female Suffrage [EPUB ebook] 

"…The natural position of woman is clearly, to a limited degree, a subordinate one. Such it has always been throughout the world, in all ages, and in many widely different conditions of society. There are three conclusive reasons why we should expect it to continue so for the future.

First. Woman in natural physical strength is so greatly inferior to man that she is entirely in his power, quite incapable of self- defense, trusting to his generosity for protection. In savage life this great superiority of physical strength makes man the absolute master, woman the abject slave. And, although every successive step in civilisation lessens the distance between the sexes, and renders the situation of woman safer and easier, still, in no state of society, however highly cultivated, has perfect equality yet existed. This difference in physical strength must, in itself, always prevent such perfect equality, since woman is compelled every day of her life to appeal to man for protection, and for support…".