Life - all life - is in the service of life. Necessary nutrients are made available to life by life in greater and greater richness as the diversity of life increases. The entire landscape comes alive, filled with relationships and relationships within relationships.

Most men go through life unchallenged, except at the final moment.

In all of my universe I have seen no law of nature, unchanging and inexorable. This universe presents only changing relationships which are sometimes seen as laws by short-lived awareness. These fleshy sensoria which we call self are ephemera withering in the blaze of infinity, fleeting aware of temporary conditions which confine our activities and change as our activities change. If you must label the absolute, use its proper name: Temporary.

We tend to become like the worst in those we oppose.

Men always fear things which move by themselves.

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

Sympathy for the enemy -- a weakness of police and armies alike. Most perilous are the unconscious sympathies directing you to preserve your enemy intact because the enemy is your justification for existence.