My dear friend, if you aspire to be the best in any field of endeavor, you must be highly disciplined!
Definitions of Discipline
Discipline is the art of training yourself to act in accordance with a set of rules in life.
According to Roy Smith, discipline is the refining fire by which talent becomes ability.
Jim Rohn wrote that: discipline is the bridge between goals and accomplishment.
Discipline is the biggest factor in your success, reiterated brain Tracy.
What the Bible Says About Discipline
Apostle Paul wrote in 1st Corinthians 9:27 testifying about himself that:
But I discipline my body and bring it into subjection, lest, when I have preached ,to others I myself should become disqualified.
This implies that discipline demands mental stamina to overcome vain passions of the flesh.
It requires fortitude to resist the pull of the many temptations which come our way daily.
Conclusion
If you really want to be the best or among the best, regularly practices self-discipline, because with self-discipline you can become all you can be.
Learn to do what you should do, when you should do it, whether you feel like it or not.