In the artist's recreation of the world we are enabled to see the world.

A prime function of a leader is to keep hope alive.

There is no learning without some difficulty and fumbling. If you want to keep on learning, you must keep on risking failure-all your life.

If the modern leader doesn't know the facts, he is in grave trouble, but rarely do the facts provide unqualified guidance.

Creativity requires the freedom to consider unthinkable alternatives, to doubt the worth of cherished practices.

Political extremism involves two prime ingredients: an excessively simple diagnosis of the world's ills, and a conviction that there are identifiable villains back of it all.

Creativity requires the freedom to consider 'unthinkable' alternatives, to doubt the worth of cherished practices. Every organization, every society is under the spell of assumptions so familiar that they are never questioned, least of all by those most intimately involved.