Sincere words are not fine; fine words are not sincere.

Lao Tzu

Nothing preaches better than the act.

Benjamin Franklin

Before you judge a man, walk a mile in his shoes. After that who cares?... He's a mile away and you've got his shoes!

Billy Connolly

Too often the strong, silent man is silent only because he does not know what to say, and is reputed strong only because he has remained silent.

Winston Churchill

If you don't know where you are going, you will wind up somewhere else.

Yogi Berra

The man who never alters his opinion is like standing water, and breeds reptiles of the mind.

William Blake