Autores:
  • The only way to keep from going backward is to keep going forward. Eternal vigilance is the price of success. There are three steps, and each one is absolutely essential. You must first have the knowledge of your power; second, the courage to dare; third, the faith to do.

    Charles F. Haanel, Donald Gordon Carty (2013). “The Master Key System: 2nd Edition: Open the Secret to Health, Wealth and Love, 24 Lesson Workbook”, p.120, Lulu Press, Inc