“Only the disciplined ones in life are free. If you are undisciplined, you are a slave to your moods and your passions.” ~ Eliud Kipchoge
“Self-discipline is the No. 1 delineating factor between the rich, the middle class and the poor.” ~ Robert Kiyosaki
“Self-discipline begins with the mastery of your thoughts. If you don’t control what you think, you can’t control what you do. Simply, self-discipline enables you to think first and act afterward.” ~ Napoleon Hill
"The principles of control and discipline ought to be abandoned in favor of self-control and self-discipline.” ~ Václav Havel [The Power of the Powerless]
“I think of discipline as the continual everyday process of helping a child learn self-discipline.” ~ Fred Rogers
“If you do not conquer self, you will be conquered by self.” ~ Napoleon Hill
"Conquer yourself rather than the world.” ~ René Descartes (1596 - 1650)
“Self-discipline is what separates the winners and the losers.” ~ Thomas Peterffy
“We don’t have to be smarter than the rest. We have to be more disciplined than the rest.” ~ Warren Buffett
“The only discipline that lasts is self-discipline.” ~ Bum Phillips
“I think self-discipline is something, it’s like a muscle. The more you exercise it, the stronger it gets.” ~ Daniel Goldstein
“I’ve developed a self-discipline since the time I was a child.” ~ George Hamilton
“Discipline is choosing between what you want now and what you want most.” ~ Abraham Lincoln
“He who cannot obey himself will be commanded. That is the nature of living creatures.” ~ Friedrich Nietzsche
“In reading the lives of great men, I found that the first victory they won was over themselves… self-discipline with all of them came first.” ~ Harry S Truman
“Self-discipline is an act of cultivation. It requires you to connect today’s actions to tomorrow’s results. There’s a season for sowing a season for reaping. Self-discipline helps you know which is which.” ~ Gary Ryan Blair
“We all have dreams. But in order to make dreams come into reality, it takes an awful lot of determination, dedication, self-discipline, and effort.” ~ Jesse Owens