“Few things are impossible to diligence and skill; great works are performed not by strength, but by perseverance.” (Samuel Johnson) Every great success in your life will represent a triumph of persistence. Your ability to decide what you want, to begin, and then persist through all obstacles and difficulties until you achieve your goals is the critical determinant of your success. And the flip side of persistence is courage. Perhaps the most significant challenge you will ever face is conquering fear and developing the habit of courage. Winston Churchill once wrote, “Courage is rightly considered the foremost of the virtues, for, upon it, all others depend.”