"This arrogance thing... I've had that my whole life. I flip between, 'Oh really? Oh, thank you. Wow. That's amazing' and, 'Yeah! Of course I am.' They're both varying degrees of a self-defence mechanism. It can be from minute to minute that I change."

"A positive response to any situation is the key to the feeling of well-being. The more we practice it the easier it becomes. Gradually all automatic reactions are being replaced by a conscious response. When we know we are self-empowered, we take responsibility for our emotions. It is knowing that we have the ability to respond in a way we prefer."

"People repeat behaviour that leads to flooding their brains with pleasurable chemicals. The short-term reward loop acts over hours to years, and the long-term reproductive success loop over generations."

"All you can do is involve yourself totally in your own life, your own moment, Lonzi said. And when we feel pessimism crouching on our shoulders like a stinking vulture, he said, we banish it, we smother it with optimism. We want, and our want kills doom."