Who said "Believe in yourself, even when no one else does."?

This quote is attributed to Ruth Handler.

Believe in yourself, even when no one else does. - Ruth Handler

"Believe in yourself, even when no one else does."

Ruth Handler Courage

"I wanted to create something that would let girls know that they could be anything they wanted to be."

"A girl should be two things: classy and fabulous."

"The only limit is your imagination."

"Every girl deserves to feel like she can do anything."

"Never let fear stop you from chasing your dreams."

"Courage is being afraid but doing it anyway."

"Sometimes you gotta do what you gotta do."

"Sometimes you have to be the monster to stop the monsters."