“… a leader’s premier task – we would even say his primal task – is emotional leadership. A leader needs to make sure that not only is he regularly in an optimistic, authentic, high-energy mood, but also that, through his chosen actions, his followers feel and act that way, too. “

Dan Goleman, Richard Boyatzis and Annie McKee

in “Primal Leadership: The Hidden Driver of Great Performance”, HBR 2001