Few newcomers marry into the Royal Family fully prepared for the duties and public scrutiny that come along with a royal title. But long before Kate Middleton became the Princess of Wales, she received a priceless piece of advice from someone who knew all too well what it felt like to join the world's most famous family.
Prince Philip—who had been married to Queen Elizabeth for 73 years when he died in 2021—retired at the age of 96, having held nearly 1,000 patronages in his lifetime. But behind his public role, he also took on the task of mentoring new family members, including Princess Diana and later, Kate.
