Who said "Courage is not the absence of fear, but action despite it."?

This quote is attributed to Church, Alonzo.

Courage is not the absence of fear, but action despite it. - Church, Alonzo

"Courage is not the absence of fear, but action despite it."

Church, Alonzo Courage

Logician-Mathematician American 1903–1995

"I found that there were about 600 or so lot of people who were by definition only people who were trying to figure things out."

"The task is not so much to see what no one has yet seen; but to think what nobody has yet thought about that which everybody sees."

"One cannot escape the feeling that these mathematical formulae have an independent existence and an intelligence of their own."

"In mathematics you don't understand things. You just get used to them."

"Never let fear stop you from chasing your dreams."

"Courage is being afraid but doing it anyway."

"Sometimes you gotta do what you gotta do."

"Sometimes you have to be the monster to stop the monsters."