It is the of the information that matters for a good story, not its completeness. Indeed, you will often find that knowing little makes it easier to … - Daniel Kahneman

Unless there is an obvious reason to do otherwise, most of us passively accept decision problems as they are framed and therefore rarely have an opportunity to discover the extent to which our preferences are frame-bound rather than reality-bound.

No one ever made a decision because of a number. They need a story.

How do people make the judgments and how do they assign decision weights? We start from two simple answers, then qualify them. Here are the oversimplified answers: People overestimate the probabilities of unlikely events. People overweight unlikely events in their decisions.