Who said "Fear is the imagination running without a leash."?

This quote is attributed to Lewis, David.

Fear is the imagination running without a leash. - Lewis, David

"Fear is the imagination running without a leash."

Lewis, David Fear

Philosopher American 1941–2001

"The things we love tell us what we are."

"To be is to do."

"Knowledge is power."

"Life is what happens when you're busy making other plans."

"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."