This quote is written / told by Marv Levy somewhere between August 3, 1925 and today. He/she was a famous Coach from USA.
The author also have 1 other quotes.
"Neurotics complain of their illness, but they make the most of it, and when it comes to talking it away from them they will defend it like a lioness her young"
"You are the architect of your own destiny; you are the master of your own fate; you are behind the steering wheel of your own life. There are no limitations to what you can do, have, or be except the limitations you place on yourself by your own thinking"