Wisdom is the right use of knowledge. To know is not to be wise. Many men know a great deal and are all the greater fools for it. There is no fool so great a fool as a knowing fool. But to know how to use knowledge is to have wisdom.

I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.

These are not dark days: these are great days - the greatest days our country has ever lived.

The greater the obstacle the more glory in overcoming it.

The greatest happiness is to know the source of unhappiness.

Greatness lies not in being strong but in the right using of strength and strength is not used rightly when it serves only to carry a man above his fellows for his own solitary glory. He is the greatest whose strength carries up the most hearts by the attraction of his own.

A man's worth is no greater than his ambitions.

And the American people are the greatest people in the world. What makes America the greatest nation in the world is the heart of the American people: hardworking innovative risk-taking God- loving family-oriented American people.

The greatest wealth is to live content with little.

Could a greater miracle take place than for us to look through each other's eyes for an instant?

The greatest way to live with honor in this world is to be what we pretend to be.

Laws control the lesser man... Right conduct controls the greater one.

One of the greatest diseases is to be nobody to anybody.

Our greatest glory is not in never failing but in rising up every time we fail.

There is no greater agony than bearing an untold story inside you.

I am the greatest I said that even before I knew I was.

I went to my son's graduation this weekend and I heard a great quote I've never heard before from Albert Einstein. It was that the greatest danger to the world is not the bad people but it's the good people who don't speak out.

Good health and good sense are two of life's greatest blessings.

Heaven and hell suppose two distinct species of men the good and the bad. But the greatest part of mankind float betwixt vice and virtue.

Capitalism is the astounding belief that the most wickedest of men will do the most wickedest of things for the greatest good of everyone.

To prefer evil to good is not in human nature and when a man is compelled to choose one of two evils no one will choose the greater when he might have the less.

The greatest good you can do for another is not just to share your riches but to reveal to him his own.

I firmly believe that any man's finest hour the greatest fulfillment of all that he holds dear is that moment when he has worked his heart out in a good cause and lies exhausted on the field of battle - victorious.

History will have to record that the greatest tragedy of this period of social transition was not the strident clamor of the bad people but the appalling silence of the good people.