"Concentration is the secret of strength in politics, in war, in trade, in short in all management of human affairs."
More Business Success Quote
"I learned more from the one restaurant that didn't work than from all the ones that were successes."
"Every time you win, it diminishes the fear a little bit. You never really cancel the fear of losing; you keep challenging it."
"He who believes is strong; he who doubts is weak. Strong convictions precede great actions."
"Education is the ability to listen to almost anything without losing your temper or your self-confidence."
"We cannot change anything until we accept it."
"Employ your time in improving yourself by other men's writings so that you shall come easily by what others have labored hard for."