"Getting ahead in a difficult profession requires avid faith in yourself. That is why some people with mediocre talent; but with great inner drive; go much further than people with vastly superior talent."
"Self-confidence is the first requisite to great undertakings."
"You have to have confidence in your ability; and then be tough enough to follow through."
"All you need in this life is ignorance and confidence; then success is sure."
"The man who has confidence in himself gains the confidence of others."
"Concentration comes out of a combination of confidence and hunger."
"Having once decided to achieve a certain task; achieve it at all costs of tedium and distaste. The gain in self-confidence of having accomplished a tiresome labor is immense. "
"I was always looking outside myself for strength and confidence; but it comes from within. It is there all the time."
"There are admirable potentialities in every human being. Believe in your strength and your youth. Learn to repeat endlessly to yourself; 'It all depends on me.'"