Who said "Fear is the enemy of progress, and I shall not bow to it."?

This quote is attributed to Thor Odinson.

Fear is the enemy of progress, and I shall not bow to it. - Thor Odinson

"Fear is the enemy of progress, and I shall not bow to it."

Thor Odinson Fear

"I am of Asgard, and so much better than you."

"The only true battle is within oneself."

"A warrior must know when to fight and when to lay down arms."

"Family is not just blood—it is those who stand beside you."

"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."