“Stop researching every aspect of it and reading all about it and debating the pros and cons of it … Start doing it.”
“There is no easy way.

There is only hard work, late nights, early mornings, practice, rehearsal, repetition, study, sweat, blood, toil, frustration, and discipline.”

“The people who are successful decide they are going to be successful. They make that choice. And they make other choices. They decide to study hard. They decide to work hard. They decide to be the first person to get to work and the last to go home. They decide they are going to take on the hard jobs. Take on the challenges. They decide they are going to lead when no one else will.”
“Weakness is strong. I must be stronger.”
“Discipline starts every day when the first alarm clock goes off in your head. When that alarm goes off, get up. Don’t think about it. Get up. You win that fight? You win the day.”
“When you’re tempted to skip a day, to skip a workout, to skip a meal, to sleep in, to go out with your friends, remember that discipline is everything.”
“It’s not about winning or losing. It’s about making the attempt. I never wanted to be the guy who lived with the regret of not having tried.”
“There is no growth in the comfort zone.”
“If you don’t have any discipline you’ll end up with absolutely no freedom. You’ll end up being a slave to other people bossing you around.”
“Those days when I’m tired, or worn out, or just sick of the grind. What do I do on those days? I’ll go anyway.”