“Fear is the mind-killer.”

“Try looking into that place where you dare not look! You'll find me there, staring out at you!”

“There is no escapewe pay for the violence of our ancestors.”

“The man without emotions is the one to fear.”

“Whether a thought is spoken or not it is a real thing and it has power," Tuek said. "You might find the line between life and death among the Fremen to be too sharp and quick.”

“You have a nicety of awareness of the difference between a blade's edge and its tip.”

“In much the same way, motherhood has become the essential female experience, valued above all others: giving life is where it's at. "Pro-maternity" propaganda has rarely been so extreme. They must ...”

“Whether we accept it or not, this will likely be the century that determines what the optimal human population is for our planet. It will come about in one of two ways: Either we decide to manage o...”

“People have always wanted to 'improve' human beings; for the most part, this has been called morality.”

“To be of value to humanity, start by thinking for yourself.”

“Love is not an emotion. It is your very existence.”

“The General belonged to the learned type of military men who believed that liberal and humane views can be reconciled with their profession. But being by nature a kind and intelligent man, he soon ...”

“I should attempt to treat human vice and folly geometrically... the passions of hatred, anger, envy, and so on, considered in themselves, follow from the necessity and efficacy of nature... I shall...”

“If you can't test it, it's not theorics -- it's metatheorics. A branch of philosophy. So, if you want to think of it this way, our test equipment is what defines the boundary separating theorics fr...”

“Physicists have come to realize that mathematics, when used with sufficient care, is a proven pathway to truth.”