All that is necessary to ...

All that is necessary to break the spell of inertia and frustration is this: Act as if it were impossible to fail. That is the talisman, the formula, the command of right-about-face which turns us from failure towards success.
All that is necessary to break the spell of inertia and frustration is this: Act as if it were impossible to fail. That is the talisman, the formula, the command of right-about-face which turns us from failure towards success.
 Dorothea Brande

More phrases

Being self-made is a state of mind, and once you put that mentality to work, your success will come.
 Dave East
A lot of people change for good. Some people just fall off. Just trying to progress in anything, no matter what you're doing, I feel like any progression you make... some people aren't gonna be around you that were around you.
 Dave East
What a distressing contrast there is between the radiant intelligence of the child and the feeble mentality of the average adult.
Don't settle in the land of barely enough. That is where you are, it is not who you are. That's your location, it's not your identity. No matter what it looks like, have an abundant mentality.
Everything in your life, every experience, every relationship is a mirror of the mental pattern that is going on inside of you.

Quotes from the same author

The most enviable writers are those who, quite often unanalytically and unconsciously, have realized that there are different facets to their nature and are able to live and work with now one, now the other.
 Dorothea Brande
If you can discover what you like, if you can discover what you truly believe about most of the major matters of life, you will be able to write a story which is honest and original and unique.
 Dorothea Brande
By going over your day in imagination before you begin it, you can begin acting successfully at any moment.
 Dorothea Brande
Act as if it were impossible to fail.
 Dorothea Brande