Excellence is an art won by training and habituation. We do not act rightly because we have virtue or excellence, but we rather have those because we have acted rightly. We are what we repeatedly do. Excellence, then, is not an act but a habit. -Aristotle.
"The greatest results in life are usually attained by simple means and the exercise of ordinary qualities. These may for the most part be summed in these two: common-sense and perseverance." - Owen Feltham
Excellent firms don't believe in excellence - only in constant improvement and constant change. Tom Peters
The secret of joy in work is contained in one word - excellence. To know how to do something well is to enjoy it. Pearl S. Buck