The waste from power plants is essentially what is left over when you burn coal. And as we all know, coal is a relatively dirty mineral.

Small wins are a steady application of a small advantage.

What studies say the number one best way to start an exercise habit is to give yourself a reward that you genuinely enjoy.

Making your bed every morning is correlated with better productivity, a greater sense of well-being, and stronger skills at sticking with a budget.

Simply giving employees a sense of agency- a feeling that they are in control, that they have genuine decision-making authority - can radically increase how much energy and focus they bring to their jobs.

The problem is that your brain can't tell the difference between bad and good habits, and so if you have a bad one, it's always lurking there, waiting for the right cues and rewards.

However, to modify a habit, you must decide to change it. You must consiously accept the hard work of identifying the cues and rewards that drive the habits' routines, and find alternatives. You must know you have control and be self-conscious enough to use it -- and every chapter in this book is devoted to illustrating a different aspect of why that control is real.