Education is learning what you didn't even know you didn't know.
The only person who is educated is the one who has learned how to learn and change.
Education is the most powerful weapon which you can use to change the world.
He who learns but does not think, is lost! He who thinks but does not learn is in great danger.
By three methods we may learn wisdom: First, by reflection, which is noblest; Second, by imitation, which is easiest; and third by experience, which is the bitterest.
When it is obvious that the goals cannot be reached, don't adjust the goals, adjust the action steps.