If it were easy to walk the path of self-discipline, we wouldn't gain much from it.

Glenn C. Stewart

Always study to secure your permanent peace.

Publius Syrus

The body always fails first, not the mind. The trick is to make the mind work for you, not against you.

Arnold Schwarzenegger

That aim in life is highest which requires the highest and finest discipline.

Henry David Thoreau

Procrastination is a self-defeating behavior pattern marker by short term benefits and long term costs.

Roy Baumeister

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