“I went to America and got into a band, had success, had hits in Australia.”

“Singleness of purpose is one of the chief essentials for success in life, no matter what may be one's aim.”

“Each success only buys an admission ticket to a more difficult problem.”

“All you need is ignorance and confidence and the success is sure.”

“Refuse to accept the belief that your professional relevance, career success or financial security turns on the next update on the latest technology. Sometimes it's good to put the paddle down and just let the canoe glide.”

“Success is often the result of taking a misstep in the right direction.”

“The only thing I'm addicted to is winning. This bootleg cult, arrogantly referred to as Alcoholics Anonymous, reports a 5 percent success rate. My success rate is 100 percent.”

“Formal education will make you a living self-education will make you a fortune.”

“I do not think that there is any other quality so essential to success of any kind as the quality of perseverance. It overcomes almost everything, even nature.”