The only discipline that lasts is self-discipline.
~ Bum Phillips
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
Happiness is dependent on self-discipline. We are the biggest obstacles to our own happiness. It is much easier to do battle with society and with others than to fight our own nature.
~ Dennis Prager
Work while you work, play while you play - this is a basic rule of repressive self-discipline.
~ Theodor Adorno
Respect your efforts, respect yourself. Self-respect leads to self-discipline. When you have both firmly under your belt, that's real power.
~ Clint Eastwood