Mike Tyson

"When you lose, it's a learning experience, so you'll be stronger next time."

"I hated every minute of training, but I said, 'Don't quit. Suffer now and live the rest of your life as a champion.'"

"Pride is the downfall of many, and it was my downfall."

"Wise men don't give the right answers, they possess the right questions."

"You can reflect back and see that everything is a learning curve."

"The absence of fear is not courage; it is some kind of insanity."

"I'm humbled by my mistakes and I try to learn from them."

"Survival can be summed up in three words: never give up."

"It's hard to be humble when you're as great as I am."

"I always wanted to be somebody, but now I realize I should have been more specific."

"Discipline is like a muscle. The more you exercise it, the stronger it becomes."

"If you're not ready to die for it, put the word 'ambition' out of your vocabulary."

"You come from nothing, you're going back to nothing. What you do in between is what counts."

"The key to success is to believe in yourself and keep moving forward."

"Boxing is the sweet science, and it requires chess-like thinking."

"Being broke is temporary, being poor is a state of mind."

"I learned that courage is not the absence of fear, but triumph over it."

"The boxer's role is to entertain people with his skill."

"When you wake up, you have two choices: go back to sleep or wake up and chase your dreams."

"I've learned to accept loss and move forward with my life."

"Talent is a pursued interest. Anything that you're willing to practice, you can do."

"I'm just a stupid warrior. I know nothing except fighting."

"Ignorance is bliss, but knowledge is power."

"Toughness is not something you develop overnight. It's a mindset."

"I've been a slave and I've been a champion. Freedom is more valuable than gold."

"Your body has to be a temple. It's where you live out your purpose."

"Excellence is not a skill, it's an attitude."

"When facing your demons, you either overcome them or they overcome you."

"Motivation is a temporary state. Discipline is permanent."

"The more you think about something, the more you manifest it."