Who said "Fear keeps a man sharp, but it also keeps him small."?

This quote is attributed to The Hound.

Fear keeps a man sharp, but it also keeps him small. - The Hound

"Fear keeps a man sharp, but it also keeps him small."

The Hound Fear

"The things we love destroy us every time."

"There's no shame in fear, only in how you face it."

"A man's got to know what he's good at. I'm good at killing things."

"The world doesn't care what you want or need. It takes what it wants."

"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."