Experience

Experience is like a pitiless beauty. Years pass before you win her, and by the time she finally surrenders, you have both grown old and no longer need one another. Ludwig Boerne

Expectations  

When you cease expecting, you have all things. Buddha

Excellence  

The foundation of excellence lies in self-control. H.L. Baugher

Example

Setting a good example is the best sermon. Benjamin Franklin

Example 

The example we set leaves footprints on the sands of time.

Henry Wadsworth Longfellow

Evil 

All that is necessary for the triumph of evil is that good men do nothing.
Edmund Burke