Control your own mind, and you may never be controlled by the mind of another.
Genius is merely the capacity for taking infinite pains.
Your ability to use the principle of autosuggestion will depend, very largely, upon your capacity to concentrate upon a given desire until that desire becomes a burning obsession.
Strength and growth come only through continuous effort and struggle.
More gold has been mined from the thoughts of men than has been taken from the earth.
What remarkable strength is shown by the person who can lay aside personal prejudices and work without friction with a group of individuals with whom he or she is not in accord on many subjects.