One generalization that is supported both by research and experience is that effective two-way communication is essential to proper functioning of the leader-follower relationship.

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.

Some people seem to believe that for each problem there is a solution readily available - a solution that can be promptly achieved by passing a law and voting some money. I think of this as the vending machine concept of social change. Put a coin in the machine and out comes a piece of candy. If there is a social problem, pass a law and out comes a solution.

One man interacting creatively with others can move the world.

Storybook happiness involves every form of pleasant thumb-twiddling; true happiness involves the full use of one's powers and talents.

The ablest and most effective leaders do not hold to a single style; they may be highly supportive in personal relations when that is needed, yet capable of a quick, authoritative decision when the situation requires it.

The ultimate goal of the educational system is to shift to the individual the burden of pursuing his education.