Creator: Miyamoto Musahi is widely regarded as one of the greatest warriors of all time. He lived from 1584 to 1645 and is the author of The Book of Five Rings.
Purpose: Musahi’s rules for life as he prepared for his own death.
Manifesto: 21 Rules to Live Your Life
1. Accept everything just the way it is
2. Do not seek pleasure for its own sake
3. Do not, under any circumstances, depend on a partial feeling
4. Think lightly of yourself and deeply of the world
5. Be detached from desire your whole life long
6. Do not regret what you have done
7. Never be jealous
8. Never let yourself be saddened by a separation
9. Resentment and complaint are appropriate neither for oneself or others
10. Do not let yourself be guided by the feeling of lust or love
11. In all things have no preferences
12. Be indifferent to where you live
13. Do not pursue the taste of good food
14. Do not hold on to possessions you no longer need
15. Do not act following customary beliefs
16. Do not collect weapons or practice with weapons beyond what is useful
17. Do not fear death
18. Do not seek to possess either goods or fiefs for your old age
19. Respect Buddha and the gods without counting on their help
20. You may abandon your own body but you must preserve your honour
21. Never stray from the Way
Source
The Full 21 Rules with commentary by blogger Brett Hagberg