The late royal's former private secretary Patrick Jephson tells PEOPLE she still inspires her sons "along the difficult path they were born to follow"

It can’t get any worse than this. There’s a new report that suggests both Prince William and Prince Harry have a reason to feel crushed again, but this time it’s not about their ongoing feud.Instead,

Prince Harry and Prince William may have some friction within their relationship, but that hasn't stopped the brothers from raising their children with the values of their mother.