Miyamoto Musashi was a Japanese philosopher, writer, swordsman and rōnin. He was well known for his excellent swordsmanship and undefeated record. He was also the founder of the Niten-Ichi-Ryū-School.
Here are some of his quotes that will inspire you to live a life of discipline.

Inspiring Miyamoto Musashi Quotes

“Determine that today you will overcome yourself of the day before, tomorrow you will win over those of lesser skill, and later you will win over those of greater skill.” Miyamoto Musashi

“Truth is not what you want it to be; it is what it is, and you must bend to its power or live a lie.” Miyamoto Musashi

“In fighting and in everyday life you should be determined though calm.” Miyamoto Musashi

“Generally speaking, the Way of the warrior is resolute acceptance of death.” Miyamoto Musashi

“It may seem difficult at first but everything is difficult at first.” Miyamoto Musashi

“The path that leads to truth is littered with the bodies of the ignorant.” Miyamoto Musashi

“Do not let the body be dragged along by mind nor be dragged along by the body.” Miyamoto Musashi

“Study strategy over the years and achieve the spirit of the warrior.” Miyamoto Musashi

“If you wish to control others you must first control yourself.” Miyamoto Musashi

“Control your anger. If you hold anger toward others, they have control over you. Your opponent can dominate and defeat you if you allow him to get you irritated.” Miyamoto Musashi

“When you attain the Way of strategy there will not be one thing you cannot see. You must study hard.” Miyamoto Musashi

“The true science of martial arts means practicing them in such a way that they will be useful at any time.” Miyamoto Musashi

“If you know the Way broadly, you will see it in everything.” Miyamoto Musashi

“Do nothing which is of no use.” Miyamoto Musashi

“Never accept an inferior position to anyone. It is the strongest spirit that wins, not the most expensive sword.” Miyamoto Musashi

“Anyone can give up, it’s the easiest thing in the world to do. But to hold it together when everyone else would understand if you fell apart, that’s true strength.” Miyamoto Musashi

“You must not be influenced by the opponent.” Miyamoto Musashi

“You must understand that there is more than one path to the top of the mountain.” Miyamoto Musashi

“When you cannot be deceived by me, you will have realized the wisdom of strategy.” Miyamoto Musashi

“Get beyond love and grief: exist for the good of man.” Miyamoto Musashi

“To win any battle, you must fight as if you are already dead.” Miyamoto Musashi

“Perceive that which cannot be seen with the eye.” Miyamoto Musashi

“No fear, no hesitation, no surprise, no doubt.” Miyamoto Musashi

“A man cannot understand the art he is studying if he only looks for the end result without taking the time to delve deeply into the reasoning of the study.” Miyamoto Musashi

“The Way is in training.” Miyamoto Musashi

“There is nothing outside of yourself that can ever enable you to get better, stronger, richer, quicker, or smarter. Everything is within. Everything exists. Seek nothing outside of yourself.” Miyamoto Musashi

“One thousand days of lessons for discipline; ten thousand days of lessons for mastery.” Miyamoto Musashi

“You can only fight the way you practice.” Miyamoto Musashi

“If there isn’t discipline, how can there be a true realization of an ideal?” Miyamoto Musashi

“One must make the warrior walk his everyday walk.” Miyamoto Musashi