She looked at patches of blackness. Black is a blind remembering, she thought.

Absolute power does not corrupt absolutely, absolute power attracts the corruptible.

Most civilisation is based on cowardice. It's so easy to civilize by teaching cowardice. You water down the standards which would lead to bravery. You restrain the will. You regulate the appetites. You fence in the horizons. You make a law for every movement. You deny the existence of chaos. You teach even the children to breathe slowly. You tame.

Confine yourself to observing and you always miss the point of your life. The object can be stated this way: Live the best life you can. Life is a game whose rules you learn if you leap into it and play it to the hilt. Otherwise, you are caught off balance, continually surprised by the shifting play. Non-players often whine and complain that luck always passes them by. They refuse to see that they can create some of their own luck. Darwi Odrade - Chapterhouse: Dune

When strangers meet, great allowance should be made for differences of custom and training.

Survival is the ability to swim in strange water.

To endure oneself may be the hardest task in the universe. You cannot hire a wise man or any other intellect to solve it for you. There's no writ of inquest or calling of witness to provide answers.