Who said "I have to believe in myself."?

This quote is attributed to Moana.

I have to believe in myself. - Moana

"I have to believe in myself."

Moana

"I am Moana of Motunui. You will board my boat, sail across the sea, and restore the heart of Te Fiti."

"Sometimes our strengths lie beneath the surface."

"Know who you are."

"The ocean chose me."