Quote
"The relevant equation is: Knowledge = power = energy = matter = mass; a good bookshop is just a genteel Black Hole that knows how to read. (p. 3)"
"If there was anything that depressed him more than his own cynicism, it was that quite often it still wasnt as cynical as real life. (p. 242)"

Guards! Guards! is a fantasy novel by British writer Terry Pratchett, the eighth in the Discworld series, first published in 1989. It is the first novel about the Ankh-Morpork City Watch. The first Discworld point-and-click adventure game borrowed heavily from the plot of Guards! Guards!
"The relevant equation is: Knowledge = power = energy = matter = mass; a good bookshop is just a genteel Black Hole that knows how to read. (p. 3)"
"By and large medical assistance was nonexistent and people had to die inefficiently, without the aid of doctors. (p. 136)"
"Down there," he said, "are people who will follow any dragon, worship any god, ignore any iniquity. All out of a kind of humdrum, everyday badness. Not the really high, creative loathesomeness of the great sinners, but a sort of mass-produced darkness of the soul. Sin, you might say, without a trace of originality. They accept evil not because they say yes, but because they dont say no." (p. 337)"
"Disgusting, this sort of thing, really," mused Sergeant Colon. "People goin around in coaches like this when theres people with no roof to their heads."
"There was a thoughtful pause in the conversation as the assembled Brethren mentally divided the universe into the deserving and the undeserving, and put themselves on the appropriate side. (pp. 13-14)"
"Noble dragons dont have friends. The nearest they can get to the idea is an enemy who is still alive. (p. 188)"
"Be the change that you wish to see in the world."
"we are engaged in a grim experiment never before attempted. We are subjecting whole populations to exposure to chemicals which animal experiments have proved to be extremely poisonous and in many cases cumulative in their effect. These exposures now begin at or before birth and-unless we change our methods-will continue through the lifetime of those now living. No one knows what the result will be, because we have no previous experience to guide us."
"pity this busy monster, manunkind, not. Progress is a comfortable disease: your victim (death and life safely beyond) plays with the bigness of his littleness"
"I believe that the unity of man as opposed to other living things derives from the fact that man is the conscious life of himself. Man is conscious of himself, of his future, which is death, of his smallness, of his impotence; he is aware of others as others; man is in nature, subject to its laws even if he transcends it with his thought."
"“We need brains, is the bottom line,” Ivy said. “We’re not hunter-gatherers anymore. We’re all living like patients in the intensive care unit of a hospital. What keeps us alive isn’t bravery, or athleticism, or any of those other skills that were valuable in a caveman society. It’s our ability to master complex technological skills. It is our ability to be nerds. We need to breed nerds.”"
"I have been clinically depressed for most of my life. I once used drugs to fix it. Then I stopped. I stopped because I decided they were making me stupid, and Id rather be miserable than stupid. I am what I am."