Who said "The greatest battles are often within ourselves."?

This quote is attributed to Steve Trevor.

The greatest battles are often within ourselves. - Steve Trevor

"The greatest battles are often within ourselves."

Steve Trevor Strength

"I can save today. You can save the world."

"It's what you believe that makes you who you are."

"I've learned that not everyone deserves the truth."

"The only thing that stops a bad guy with a gun is a good guy with a gun."

"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."