Who said "To be happy, one must first be at peace with themselves."?

This quote is attributed to Greta Garbo.

To be happy, one must first be at peace with themselves. - Greta Garbo

"To be happy, one must first be at peace with themselves."

Greta Garbo Happiness

Actress Swedish 1905–1990

"I want to be alone"

"I have made up my mind. I will live my own life."

"The happiness of the people is my greatest interest."

"I never loved anyone the way I loved myself."

"Babalú!"

"My greatest joy is making people smile."

"Laughter and love make a home."

"The best things in life are free."