More quotes by Frank Herbert, Dune

"Scientists seek the lawfulness of events. It is the task of Religion to fit man into this lawfulness."
"A stone is heavy and the sand is weighty; but a fool's wrath is heavier than them both."
"Whether a thought is spoken or not it is a real thing and it has power,"Tuek said. "You might find the line between life and death among the Fremen to be too sharp and quick."
"There is no escape—we pay for the violence of our ancestors."
"Highly organized research is guaranteed to produce nothing new."