Accept who you are. Unless you're a serial killer.

Ellen DeGeneres

The habit of doing more than is necessary can only be earned through practice.

Seth Godin

It doesn't matter what you're trying to accomplish. It's all a matter of discipline.

Wilma Rudolph

The discipline is the key to the success of your life purpose; without that, you reach no anywhere.

Ehsan Sehgal

The time that leads to mastery is dependent on the intensity of our focus.

Robert Greene

To be disciplined is to follow in a good way. To be self-disciplined is to follow in a better way.

Corita Kent