Who said "I've learned that true power comes from within."?

This quote is attributed to Molly Brown.

I've learned that true power comes from within. - Molly Brown

"I've learned that true power comes from within."

Molly Brown

"I ain't no shrimpy little Countess - I'm the Unsinkable Molly Brown!"

"Life is too short to worry about what other people think of you."

"A woman's worth isn't determined by her bank account or her lineage."

"Never let anyone tell you that you're not good enough."