A daily routine built on good habits and disciplines separates the most successful among us from everyone else. The routine is exceptionally powerful.

Darren Hardy

I know when I have kids, when I'm older, I'm going to encourage them to play sports because I think it teaches you a lot. It teaches you discipline, teamwork, and that there's really no 'I' in team.

Gregg Sulkin

I could only achieve success in my life through self-discipline, and I applied it until my wish and my will became one.

Nikola Tesla

A lot of late nights in the gym, a lot of early mornings, especially when your friends are going out, you're going to the gym, those are the sacrifices that you have to make if you want to be an NBA basketball player.

Jason Kidd

Using order to deal with the disorderly, using calm to deal with the clamorous, is mastering the heart.

Sun Tzu

Discipline is the soul of an army. It makes small numbers formidable; procures success to the weak, and esteem to all.

George Washington