Spice-induced narrator/Paul's visions

"He who controls the spice controls the universe."

"The real wealth of the universe lies in a person's ability to change the universe around them."

"Arrakis is the key to the universe. Whoever controls Arrakis controls the spice, and whoever controls the spice controls the fate of the universe."

"The universe operates on a basic principle of economics: everything has its price."

"Choices are the only real currency in the universe."

"Expectations are subtle tyrants."

"In chaos, we discover our true nature."

"The greatest danger lies not in what we know, but in what we assume."

"He who controls the spice controls the universe."

"The highest function of ecology is the understanding of consequences."

"Once you've tasted the spice, you will desire it always."

"The mystery of life isn't a problem to solve but a reality to experience."

"The test of any religion is whether it aspires to explain the universe or merely to control behavior."

"The uncontrollable forces of nature are no match for the power of human will."

"Time is a gift."

"The spice extends life."

"When you have seen where power lies and how it corrupts, you cannot look away."

"Knowledge is power only if you know how to use it."

"Authority without wisdom is tyranny."

"The human mind is capable of both creation and destruction."

"Those who lose themselves in pursuit of power lose everything."

"Every action creates consequences beyond our knowing."

"Empires are built on the backs of the forgotten."

"Great events turn on small hinges."

"The test of any philosophy is its applicability to human affairs."

"The gift of words is the gift of deception and revelation in equal measure."

"There is no escape—we pay for the violence of our ancestors."

"A person is smart. People are dumb."

"The spice extends life. The spice expands consciousness. The spice is vital to space travel."

"One man's vision is another man's cruelty."