Greatness is achieved only through excellence. Excellence is not a matter of "what" you do; it is "how" you do it. The great people of this century have left us with thought provoking quotes on excellence.
Pat Riley
Excellence is the gradual result of always striving to do better.

Booker T. Washington
Excellence is to do a common thing in an uncommon way.

Thomas Edison
Genius is one percent inspiration and ninety-nine percent perspiration.

Lady Blessington
Genius is the gold in the mine; talent is the miner who works and brings it out.

Unknown Author
Good, better, best; never let it rest till your good is better and your better is best.

Henry Ward Beecher
Hold yourself responsible for a higher standard than anybody expects of you. Never excuse yourself.

Michael J. Fox
I am careful not to confuse excellence with perfection. Excellence, I can reach for; perfection is God's business.

Abraham Lincoln
I do the very best I know how - the very best I can; and I mean to keep on doing so until the end.

Henri Frederic Amiel
It is not what he has, or even what he does which expresses the worth of a man, but what he is.

Orison Swett Marden
It is what we do easily and what we like to do that we do well.