The average person puts only 25% of his energy and ability into his work. The world takes off its hat to those who put in more than 50% of their capacity, and stands on its head for those few and far between souls who devote 100%. – Andrew Carnegie
The man who acquires the ability to take full possession of his own mind may take possession of anything else to which he is justly entitled. – Andrew Carnegie
And while the law of competition may be sometimes hard for the individual, it is best for the race, because it ensures the survival of the fittest in every department. – Andrew Carnegie
Give me the life of the boy whose mother is nurse, seamstress, washerwoman, cook, teacher, angel, and saint, all in one, and whose father is guide, exemplar, and friend. No servants to come between. These are the boys who are born to the best fortune. – Andrew Carnegie