Speaking after the meeting, Miss Jones said: “I feel so thankful for what he said, especially because he lost his mum at a similar age.”It meant a lot to me. He said I was really brave and strong and that I should be proud of myself. He was really nice and so was Kate.”Over the past year, the Duke and Duchess have focused much of their public work on promoting the emotional and psychological well-being of children, teenagers and adults. Miss Jones, also 18, emotionally revealed that she began self-harming after her mother was diagnosed with an autoimmune disease.She told the couple that Youthscape helped her cope, especially when her mother died when she was just 14.William told her: “What happened should never have happened to you and you should never have gone through it.”The fact you have gone through it and got where you are now, you should be really, really proud.”Kate, who was wearing a blue and white LK Bennett dress, told both girls they were “so courageous” and “strong”. The centre reopened in April after a £3.2 million revamp. It was designed for the organisation as a national hub for its work.Founded in 1993, the charity specialises in young people’s social, emotional and spiritual development. It has pioneered projects such as SelfharmUK, which is the only dedicated imitative aimed at helping youngsters understand and recover from self-harm.The royal visitors met Holly Keany, 18, and Ellis Jones, listening intently to their stories as they described everything they have been through during their lives. The Duchess of Cambridge has revealed a part of her childhood saying she loved the American card game Uno.Kate told youngsters at a newly revamped centre for young people her and her siblings played the chase-based game regularly.The Duchess also said she was fan of the book Girl On The Train by Paula Hawkins.Laura Murphy, 20, said: “She said it was really, really good.”William and Kate were visiting the Youthscape building at Bute Mills in Luton, Bedfordshire, as part of their drive to raise awareness about mental health. William and Kate visiting the Youthscape building at Bute Mills in LutonCredit:Eddie Mulholland for The Telegraph William at Kate arriving the Youthscape centreCredit: Chris Jackson Touring the building, they met some of the young people who use the facilities spread across the mill, which was built in 1911.William, an avid Aston Villa fan and president of the Football Association, joined Jermaine Hylton, 17, and Youthscape worker Matt Allen in a game of Fifa on a computer.Playing his favourite team against Luton Town, who recently beat Villa, William scored a goal during the match, but one of the boys told him it was offside.William jokingly said after his celebration: “What? Are you kidding me?!” Want the best of The Telegraph direct to your email and WhatsApp? Sign up to our free twice-daily Front Page newsletter and new audio briefings.