The 57-year-old "Magic Mike XXL" actress adopted the motivating technique after reading about it in a psychology magazine and she finds it very "cathartic", reported The Guardian.
"I love the study of ego. It's a very cathartic way to live your life. Because we are victimised by what the world throws at us ... And projection. People project all kinds of cuckoo things on to actors.
"I use my name, Rose. If I am starting to panic, I go, 'Uh Rose - you have got this.' It calms you down," she said.