A mediator is an impartial outsider who tries to aid the negotiators in their quest to find a compromise agreement.

There is no shortage of disputes.

Most people, even in simple risky situations, don't behave the way the theory of utility would have them behave.

The best practical advice then is: try to maximize your expected payoff, which is the sum of all payoffs multiplied by probabilities.

A final word of advice: don't gloat about how well you have done.

A mediator is an impartial outsider who tries to aid the negotiators in their quest to find a compromise agreement.

We act like a zero-sum society, when in reality there is a lot of non zero-sum fat to be skimmed off to everyone's mutual advantage.