"The machine cannot anticipate every problem of importance to humans. It is the difference between serial bits and an unbroken continuum. We have the one; machines are confined to the other."
A dune is a landform composed of wind- or water-driven sand. It typically takes the form of a mound, ridge, or hill. An area with dunes is called a dune system or a dune complex. A large dune complex is called a dune field, while broad, flat regions covered with wind-swept sand or dunes, with little or no vegetation, are called ergs or sand seas. Dunes occur in different shapes and sizes, but most
"The Universe is Gods. It is one thing, a wholeness against which all separations may be identified. Transient life, even the self-aware and reasoning life which we call sentient, holds only fragile trusteeship on any portion of the wholeness."
"She noted that town Fremen were watching the pilgrim dancers below her, their eyes intense and unwavering. A basic sexual equality had come out of the desert to persist in Fremen town and city, but social differences between male and female already were making themselves felt. That, too, went according to plan. Divide and weaken. Alia could sense the subtle change in the way the two Freman watched those off-planet women and their exotic dance. Let them watch. Let them fill their minds with ghafla."
"What is the most immediate danger to my stewardship? I will tell you. It is a true visionary, a person who has stood in the presence of God with the full knowledge of where he stands. Visionary ecstasy releases energies which are like energies of sex — uncaring for anything except creation. One act of creation can be much like another. Everything depends upon the vision."
"There is a certain momentum to victory...and to defeat."
"No sweeteners will cloak some forms of bitterness. If it tastes bitter, spit it out. Thats what our earliest ancestors did."
"You cannot back into the future."