The 67-year-old actress said that the key to looking good is taking the time to relax and find peace, reported Contactmusic.
"A rested face is a beautiful face. However you can, find your place of rest and peace," a source said.
However, Hawn, who has been with long-term partner Kurt Russell for over 30 years, also said she isn't completely against people going under the knife to preserve their looks.
"It's very, very personal, you just have to do what makes you feel good."
"Kate was always her own stylist. If she picked and chose through my closet it was completely out of curiosity... I was not a buyer of fancy clothes, Katie will tell you. I think she remembers a few fancy things I got her, but she created her own style," she said.