11 quotes

Og Mandino

1923 - 1996

Og Mandino (1923–1996) was an American author best known for his bestselling self-help book "The Greatest Salesman in the World." Prior to becoming a writer, he served as a World War II bomber pilot and later worked as a salesman. Mandino's inspirational writings continue to impact readers seeking personal and professional success.

  1. Always do your best. What you plant now, you will harvest later.

    Og MandinoThe Greatest Salesman in the World, p. 47 (estimated), 1968
  2. If I persist long enough I will win.

    Og MandinoThe Greatest Salesman in the World, p. 91, 1968