Who said "Fear is merely the absence of understanding."?

This quote is attributed to The Ancient One.

Fear is merely the absence of understanding. - The Ancient One

"Fear is merely the absence of understanding."

The Ancient One Fear

"The universe is not only queerer than we suppose, but queerer than we can suppose."

"Time is the most precious resource in existence. Use it wisely."

"Fear is the mind-killer. It clouds judgment and prevents growth."

"Power is not measured by what you can destroy, but by what you can create."

"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."