#BusinessCoachHamilton #BusinessAdvisorHamilton #BusinessMentorHamilton #BusinessConsultantHamilton #SlaterCoach #BrettSlater #BusinessCoachNZ #BusinessMentorNZ #Slaters #Slater #BrettSlaterNZ #SlaterCoach #BrettSlaterHamilton‘It’s all in the head’ is actually a cliched but nonetheless a favorite maxim. And there's a reason why it is true –