The Princess Di Rule In my early 20s I developed the Princess Di Rule. It has been a helpful principle ever since for dealing with adversity.Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Email a link to a friend (Opens in new window) Email Share on Pinterest (Opens in new window) Pinterest More Print (Opens in new window) Print Share on Tumblr (Opens in new window) Tumblr Like Loading...