excellence quotes

Pearl S. Buck: 
The secret of joy in work is contained in one word - excellence. To know how to do something well is to enjoy it.
Ralph Waldo Emerson: 

Build a better mousetrap and the world will beat a path to your door.

Ralph Waldo Emerson: 

Is it so bad to be misunderstood? Pythagoras was misunderstood, and Socrates, and Jesus, and Luther, and Copernicus, and Galileo, and Newton, and every pure and wise spirit that ever took flesh.