Of our six core emotions, anger gets the worst rap. It has the potential to destroy, but as Myf Warhurst discovers, there's a thin line separating its destructive power and the constructive anger that motivates change.

"The only thing to fear, is fear itself", but is that true? And what is fear anyway? Myf Warhurst discovers that most of our fears are learned. So how do we beat them? And could they be useful?