Who said "We are all one bad day away from madness."?

This quote is attributed to Scarecrow.

We are all one bad day away from madness. - Scarecrow

"We are all one bad day away from madness."

Scarecrow

"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."