“It's easier to be terrified by an enemy you admire.”

“Enemies strengthen you. Allies weaken.”

“Questions are my enemies. For my questions explode!”

“Beware of the truth, gentle Sister. Although much sought after, truth can be dangerous to the seeker. Myths and reassuring lies are much easier to find and believe. If you find a truth, even a temporary one, it can demand that you make painful changes. Conceal your truths within words. Natural ambiguity will protect you then.”

“Where is Alia?' she asked.'Out doing what any good Fremen child should be doing in such times,' Paul said. 'She’s killing enemy wounded...”

“You know it's love when you want to give joy and damn the consequences.”

“Military foolishness is ultimately suicidal. They believe that by risking death they pay the price of any violent behavior against enemies of their own choosing. They have the invader mentality, that false sense of freedom from responsibility for your own actions.”