Princess Kate returned to The Royal Marsden, where she underwent chemortherapy, and while she was there she made a startling remark, it's being reported.

"It was really heart-warming to watch," Angela Terry tells PEOPLE of Princess Kate's candor when she bonded with cancer patients

We don’t need to know what cancer she had,” said one woman who spoke to Kate on Tuesday. “We just know she’s been through surgery, she’s been through chemo—and one year later, my goodness, look, she is here.