Education is no substitute for intelligence.

What has mood to do with it? You fight when the necessity arises—no matter the mood! Mood's a thing for cattle or making love or playing the baliset. It's not for fighting.

To suspect your own mortality is to know the beginning of terror, to learn irrefutably that you are mortal is to know the end of terror.

When I was writing Dune there was no room in my mind for concerns about the book's success or failure. I was concerned only with the writing. Six years of research had preceded the day I sat down to put the story together, and the interweaving of the many plot layers I had planned required a degree of concentration I had never before experienced.

The real universe is always one step beyond logic.

It was mostly sweet," he whispered, "and you were the sweetest of all.

Major flaw in government arise from a fear of making radical internal changes even though a need is clearly seen.