Quote by Christopher Ryan

“[In reference to cases of testicular feminization]: “The incredible lesson about our sexual biology is that all men at one point in their fetal…

— Abraham Morgentaler

“Darwin theorized that mankind (both male and female) evolved alongside each other over millions of years, both reproducing after their own kind before the…

— Ray Comfort

Darwin theorized that mankind (both male and female) evolved alongside each other over millions of years, both reproducing after their own kind before the…

— Ray Comfort

“Birth after birth the line unchanging runs, And fathers live transmitted in their sons; Each passing year beholds the unvarying kinds, The same their…

— Erasmus Darwin

“Nature gave us one hell of an incentive to have sex in the form of the great pleasure it provides, even though the purpose…

— Ray Dalio

“Our prototypical behavior has occurred. How was it influenced by events when the egg and sperm that formed that person joined, creating their genome—the…

— Robert M. Sapolsky

“The truth is, men are not from Mars and women are not from Venus. We are all earthlings whose penises and vaginas came from…

— Barbara Carrellas

Like Adam, our first conspicuous ancestor, I must begin, and lay the blame upon a woman; I am glad to recognize that I differ…

— Owen Wister

“One finding is important for understanding the nature of our sexuality as men. That is that male infants, in the womb, have regular erections—so…

— Stephen Harrod Buhner

How deep congenital sex-inversion roots may be gathered from the fact that the pleasure-dream of the male Urning has to do with male persons,…

— Richard von Krafft-Ebing

“There are even a number of present-day human cultures in which collective fatherhood is practised, as for example among the Barí Indians. According to…

— Yuval Noah Harari

Men are born, and then they're formed.

— John Marston