Who said "I've learned that quiet strength often speaks loudest."?

This quote is attributed to Timmy.

I've learned that quiet strength often speaks loudest. - Timmy

"I've learned that quiet strength often speaks loudest."

Timmy Strength

"Timmy!"

"Timmy timmy timmy!"

"Timmeh!"

"Timmy loves his friends."

"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."