The man without emotions is the one to fear.

Highly organized research is guaranteed to produce nothing new.

Scientists seek the lawfulness of events. It is the task of Religion to fit man into this lawfulness.

Deep in the human unconscious is a pervasive need for a logical universe that makes sense. But the real universe is always one step beyond logic.

How often it is that the angry man rages denial of what his inner self is telling him.

Fear is the mind-killer.

Religion, too, is a weapon. What manner of weapon is religion when it becomes the government?

He who controls the spice controls the universe.

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.

The Fremen were supreme in that quality the ancients called "spannungsbogen" -- which is the self-imposed delay between desire for a thing and the act of reaching out to grasp that thing.

Proper teaching is recognized with ease. You can know it without fail because it awakens within you that sensation which tells you this is something you have always known.

Lord, grant me the serenity to accept the things I cannot change, the courage to change the things I can, and the wisdom to hide the bodies of those people I had to kill because they pissed me off!

...sometimes it's best not to know, because even when you know, it doesn't matter anyway. Ignorance is bliss. Knowledge is often a responsibility nobody wants.

But if I am young, thou shouldest look to my merits, not to my years.

A higher speed on the wrong path is very is fatal! Don’t be desperate about going ahead with the highest speed. First of all, be sure you are on the right track.

We don’t have to tell secrets. We don’t have to talk at all. We could just, you know, kiss . . . and stuff.

If the fundamental principles in the Declaration of Independence, as self-evident truths, are real truths, the existence of slavery, in any form, is a wrong.

I love the comic opportunities that come up in the context of a father-son relationship.

Consider well before you immerse yourself in solitude whether your own company will be good for you.

'Green Lantern' I screen-tested for twice. I fought for the role. And I'm glad I did, because I felt like I earned it.

I've learned that success comes in a very prickly package. Whether you choose to accept it or not is up to you.