Who said "The scarecrow teaches a simple lesson: fear works."?

This quote is attributed to Scarecrow.

The scarecrow teaches a simple lesson: fear works. - Scarecrow

"The scarecrow teaches a simple lesson: fear works."

Scarecrow Fear

"Breathe in the fear. There's nothing like it."

"Fear is a tool. When that light hits the sky, it's not just a signal. It's a message."

"Scarecrows are effective. They prey on an emotion."

"The mind is the best weapon."

"Face your fears with courage."

"You can't live your life in fear."

"Snakes. Why'd it have to be snakes?"

"Fear is just another obstacle to overcome."