3. "Writing is controlled substance. It acts with the least mediation and strongest effect."
- Quote by Sean Wilsey
4. "Heat rose to her cheeks. The man made love to her one time, and already she couldn't wait to touch him again. He should be labeled a controlled substance to keep potential addicts like her safe from his influence."
- Christine Warren, Stone Cold Lover
5. "We have an out-of-control id taunting a tightly controlled superego. We have the king of winging it versus the queen of homework. She says he’s too unpredictable to be president, he says she’s too predictable. Trump can excite his crowds but falters on substance; Hillary has substance but falters on exciting her crowds. The boor versus the bore, Time’s Charlotte Alter call it. He’s"
- Maureen Dowd, The Year of Voting Dangerously: The Derangement of American Politics
6. "The eruption had hurled the thing out of its normal environment, deep down in the flaming atmosphere of the sun. It was a miracle that it had survived its journey through space; already it must be dying, as the forces that controlled its huge, invisible body lost their hold over the electrified gas which was the only substance it possessed."
- Arthur C. Clarke, The Star
7. "Curiously, growing Papaver somniferum in America is legal—unless, that is, it is done in the knowledge that you are growing a drug, when, rather magically, the exact same physical act becomes the felony of manufacturing a controlled substance. Evidently the Old Testament and the criminal code both make a connection between forbidden plants and knowledge."
- Michael Pollan, The Botany of Desire: A Plant's-Eye View of the World