There were two versions of Princess Diana that the public saw.
The first was the one the cameras captured — the walkabouts, the hospital visits, the charity galas where every handshake and every smile was documented and published the next morning. That version of Diana was real. But it was also, by its very nature, performed for an audience.

The second version was the one most people never saw at all.
Every Christmas for five years Diana returned to the same homeless shelter in London. No press. No cameras. No advance notice to photographers waiting outside. She arrived quietly, spent time with the people inside, sat with them, talked with them, and left the same way she came — without a single image to show for it.

The people who worked at the shelter only spoke about it years after she was gone. They described a woman who remembered names from the previous year. Who asked about people by name when she arrived. Who did not come with a speech or a schedule but simply showed up and stayed as long as she was wanted.

This was not the Diana of newspaper front pages. This was the Diana that existed when nobody was watching — and the fact that she kept going back, year after year, with no publicity and nothing to gain from it, says more about who she actually was than any photograph ever could.
She once said she wanted to be a queen of people's hearts. What the homeless shelter visits showed was something quieter than that — a woman who cared about people when there was no audience left to notice.
Five years. Same shelter. Same quiet arrival. No cameras.