The surest way to keep a secret is to make people believe they already know the answer.
Frank HerbertGive as few orders as possible," his father had told him once long ago. "Once you've given orders on a subject, you must always give orders on that subject.
Frank HerbertI must not fear. Fear is the mind-killer. Fear is the little-death that brings total obliteration. I will face my fear. I will permit it to pass over me and through me. And when it has gone past I will turn the inner eye to see its path. Where the fear has gone there will be nothing. Only I will remain.
Frank Herbert