It takes purpose to achieve something worthwhile. Noted African-Americans impart their wisdom on the value of purpose.

Following your heart's desire will lead you in the direction your spirit wants to go.
Oprah Winfrey

God and Nature first made us what we are, and then out of our own created genius we make ourselves what we want to be. Follow always that great law. Let the sky and God be our limit and Eternity our measurement.
Marcus Garvey

I don't know what my calling is, but I want to be here for a bigger reason. I strive to be like the greatest people who have ever lived.
Will Smith

I think there are things for all of us to do as long as we're here and we're healthy.
Gwendolyn Brooks

I'm doing what I think I was put on this earth to do. And I'm really grateful to have something that I'm passionate about and that I think is profoundly important.
Marian Wright Edelman

In every aspect of our lives, we are always asking ourselves, how am I of value? What is my worth? Yet I believe that worthiness is our birthright.
Oprah Winfrey, O Magazine

Knowing your deepest intention can be your guiding force in the creation of a better life.
Oprah Winfrey

What God intended for you goes far beyond anything you can imagine.
Oprah Winfrey

When I was going through my transition of being famous, I tried to ask God why was I here? What was my purpose? Surely, it wasn't just to win three gold medals. There has to be more to this life than that.
Wilma Rudolph