David Brin Quote

It's clear that male human beings should never have been left in control of the world all these centuries. Many of you are wonderful beyond belief, but too many others will always be bloody lunatics.
Your sex is simply built that way. Its better side gave us power and light, science and reason, medicine and philosophy. Meanwhile the dark half spent its time dreaming up unimaginable hells and putting them into practice.

Chapter 9 (p. 225) - The Postman (1985) - Section 3, Cincinnatus