The essence of self-discipline is to do the important thing rather than the urgent thing.

Barry Werner

He who conquers himself is the mightiest warrior.

Confucius

It is not daily increase but daily decrease, hack away the unessential. The closer to the source, the less wastage there is.

Bruce Lee

All things will be produced in superior quantity and quality, and with greater ease, when each man works at a single occupation, in accordance with his natural gifts, and at the right moment, without meddling with anything else.

Plato

If I want to be great I have to win the victory over myself…self-discipline.

Harry S. Truman

It's better to do one thing at a time and give your full concentration.

Erica Fernandes