Duke of Sussex for opening up the conversation around mental health.Speaking exclusively to Express.co.uk, the author, 58, praised Prince Harry for speaking candidly about his mental health struggles while addressing Aldi's campaign to turn brussel sprouts haters into sprout lovers this Christmas, in a bid to stop an estimated 130 million sprouts being thrown away.Speaking about Harry's decision to be vocal about his mental health battles, the hypnotist explained that his professional background would have made it hard for him to do so.Paul said: "If you go back a few years, and certainly in the military, it wasn't okay to confess to being depressed or anxious or whatever."It really wasn't okay for a lot of people to admit to being.