Who said "I'm still learning that real strength shows up quietly."?

This quote is attributed to Donkey Kong.

I'm still learning that real strength shows up quietly. - Donkey Kong

"I'm still learning that real strength shows up quietly."

Donkey Kong Strength

"Tie your shoes!"

"I'm so excited I could burst!"

"Let's-a-go!"

"You're my best friend!"

"Strength comes from within."

"A woman should be proud of who she is."

"A strong woman can overcome anything."

"The only thing I'm good at is killing."