I never thought it would be easy to serve God," she said. "I just didn't think it would be this hard.

What do you despise? By this are you truly known.

A killer with the manners of a rabbit - this is the most dangerous kind.

The young reed dies so easily. Beginnings are times of great peril.

If you believe certain words, you believe their hidden arguments. When you believe something is right or wrong, true or false, you believe the assumptions in the words which express the arguments. Such assumptions are often full of holes, but remain most precious to the convinced.

Many have marked the speed with which Muad'Dib learned the necessities of Arrakis. The Bene Gesserit, of course, know the basis of this speed. For the others, we can say that 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. It is shocking to find how many people do not believe they can learn, and how many more believe learning to be difficult. Muad'Dib knew that every experience carries its lesson.

When you think you know something: that is a most perfect barrier against learning.