Who said "The man who masters his fears becomes master of his fate."?

This quote is attributed to Giovanni Medici.

The man who masters his fears becomes master of his fate. - Giovanni Medici

"The man who masters his fears becomes master of his fate."

Giovanni Medici Fear

Merchant Banker Italian 1360–1429

"Money is like manure; it's not good unless it's spread around."

"The secret to getting ahead is getting started."

"We are not makers of history. We are made by history."

"Patience is the virtue of the strong."

"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."