If you are terrified of making mistakes, you will be reluctant to acknowledge them when you do make them-and therefore you will not correct them.

The greatest barrier to achievement and success is not lack of talent or ability but rather the feeling that achievement and success, above a certain level, are outside our self-concept-our image of who we are and what is appropriate to us.

Doing more of what doesn't work doesn't work.

The world belongs to those who persevere.

If you feel inadequate to face challenges, unworthy of love or respect, untitled to happiness, and fear assertive thought, wants, or needs- if you lack basic self trust, self-respect, and self-confidence- your self-esteem deficiency will limit you, no matter what other assets you possess.

You are not likely to bring out the best in people or nurture their creativity if every time you hear about their problems you instantly offer a solution Encourage people to look for their own solutions-and project the knowledge that they are capable of doing so.

If you are an adult, you are responsible for your life and well-being. No one owes you the fulfillment of your needs or wants; no one is here on earth to serve you. If you respect the principle of self-ownership, you understand that no one else owns you and that you do not own anyone else. Only on this understanding can there be peace on earth and good will among human beings.