Arrakis teaches the attitude of the knife - chopping off what's incomplete and saying: "Now it's complete because it's ended here."

Ecology is often confused with environmentalism, while in fact, environmentalism often leaves out the fact that people, too, can be a legitimate part of an ecosystem.

Many things we do naturally become difficult only when we try to make them intellectual subjects. It is possible to know so much about a subject that you become totally ignorant.

No more terrible disaster could befall your people than for them to fall into the hands of a Hero.

Think on it, Chani: the princess will have the name, yet she'll live as less than a concubine - never to know a moment of tenderness from the man to whom she's bound. While we, Chani, we who carry the name of concubine - history will call us wives.

Good governance never depends upon laws, but upon the personal qualities of those who govern. The machinery of government is always subordinate to the will of those who administer that machinery. The most important element of government, therefore, is the method of choosing leaders.

Peace for any prolonged period of time is impossible. Humans have a natural thirst for chaos and war is the most readily available form of chaos.