# Quote — Napoleon Hill, Think And Grow Rich

> I know that I have the ability to achieve the object of my Definite Purpose in life, therefore, I demand of myself persistent, continuous action toward its attainment, and I here and now promise to render such action. p. 54

- Author: [Napoleon Hill](https://www.leafyquotes.com/napoleon-hill.md)
- Book: [Think And Grow Rich](https://www.leafyquotes.com/napoleon-hill/think-and-grow-rich.md)
- Source: [Wikiquote](https://en.wikiquote.org/wiki/Napoleon_Hill#Think_and_Grow_Rich_(1938)) ([CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/))
- Quote page: https://www.leafyquotes.com/napoleon-hill/think-and-grow-rich/i-know-that

## More from this book

> Procrastination is one of the most common causes of failure.... Procrastination stands within the shadow of every human being, waiting his opportunity to spoil one's chances of success.

[Quote page](https://www.leafyquotes.com/napoleon-hill/think-and-grow-rich/procrastination-is-one.md)

> There is no substitute for honesty... there is NO HOPE for the person who is dishonest... p.88

[Quote page](https://www.leafyquotes.com/napoleon-hill/think-and-grow-rich/there-is-no-substitute.md)

> If you must be careless with your possessions, let it be in connection with material things. Your mind is your spiritual estate! Protect and use it with the care to which Divine Royalty is entitled. You were given a will-power for this purpose. p. 173

[Quote page](https://www.leafyquotes.com/napoleon-hill/think-and-grow-rich/if-you-must.md)