Who said "Strength is not measured by physical prowess alone."?

This quote is attributed to Irwin.

Strength is not measured by physical prowess alone. - Irwin

"Strength is not measured by physical prowess alone."

Irwin Strength

"Nergal's my best friend!"

"I'm a little Jewish boy with a big heart!"

"Gee, that's swell!"

"I love my mommy and daddy!"

"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."