People of mediocre ability ...

People of mediocre ability sometimes achieve outstanding success because they don\'t know when to quit.
People of mediocre ability sometimes achieve outstanding success because they don't know when to quit.
 George Allen

More phrases

Who sows virtue reaps honor.
He who conquers himself is the mightiest warrior.
The fixed determination to have acquired the warrior soul, to either conquer or perish with honor, is the secret of victory.
 George S. Patton
We are all warriors. Each of us struggles every day to define and defend our sense of purpose and integrity, to justify our existence on the planet and to understand, if only within our own hearts, who we are and what we believe in.
 Steven Pressfield
See first with your mind, then with your eyes, and finally with your body.
 Yagyu Munenori

Quotes from the same author

Success is what you do with your ability. It's how you use your talent.
 George Allen
The street to obscurity is paved with athletes who perform great feats before friendly crowds. Greatness in major league sports is the ability to win in a stadium filled with people who are pulling for you to lose.
 George Allen
Quit. Most men succeed because they are determined to.
 George Allen
If you can accept defeat and open your pay envelope without feeling guilty, you're stealing.
 George Allen
The man who can accept defeat and take his salary without feeling guilty is a thief.
 George Allen