Who said "The strongest people are often the quietest."?

This quote is attributed to Timmy.

The strongest people are often the quietest. - Timmy

"The strongest people are often the quietest."

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."