Muad'Dib learned rapidly because his first training was in how to learn. And the first lesson of all was the basic trust that he could learn

Do actions agree with words? There's your measure of reliability. Never confine yourself to the words.

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.

A bad administrator is more concerned with reports than with decisions. He wants the record which he can display as an excuse for his errors

Did he predict or did he create? Prescience can be deadly.

There is little that bureaucrats hate more than innovation, especially innovation that produces better results than the old routines.

When you think you know something, that is the most perfect barrier against learning.

Small souls who seek power over others first destroy the faith those others might have in themselves.

We can still remember the golden days before Heisenberg, who showed humans the walls enclosing our predestined arguments. The lives within me find this amusing.

It is said that the only fear we cannot correct is the fear of our own mistakes.