Trust. Without trust, communication breaks. More specifically: In any human interaction, the required amount of communication is inversely proportion… - Ben Horowitz

As already noted, courage is particularly important, because every decision that a CEO makes is based on incomplete information. At the time of any given decision, the CEO will generally have less than 10 percent of the information typically present in the post hoc Harvard Business School case study. As a result, the CEO must have the courage to bet the company on a direction even though she does not know if the direction is right.

By far the most difficult skill I learned as a C.E.O. was the ability to manage my own psychology. Organizational design, process design, metrics, hiring and firing were all relatively straightforward skills to master compared with keeping my mind in check.

In well-run organizations, people can focus on their work (as opposed to politics and bureaucratic procedures) and have confidence that if they get their work done, good things will happen both for the company and for them personally. By contrast, in a poorly run organization, people spend much of their time fighting organizational boundaries and broken processes.