Group flow is a team performing at its very best: an incredible brainstorming session, a fantastic fourth-quarter comeback, a band coming together an… - Peter Diamandis

How Musk chooses which streams to explore depends on the relationship between those probabilities and the importance of his objective. "Even if the probability for success is fairly low, if the objective is really important, it's still worth doing. Conversely, if the objective is less important, then the probability needs to be much greater. How I decide which projects to take on depends on probability multiplied by the importance of the objective.

Each of us has an internal “line of credibility.” When we hear of an idea that is introduced below this line, we dismiss it out of hand. If the teenager next door declares his intent to fly to Mars, you smirk and move on. We also have an internal line of supercredibility.

Netflix is now the eight-hundred-pound streaming gorilla. Fifty-one percent of all streaming subscriptions flow their way, earning them over $4.5 billion in annual revenue and $150 billion in market cap.