Herbert A. Simon

Intelligence is the ability to adapt to change.

Problem solving is searching a space of possible actions.

The mind is a collection of modules.

Decision making is the process of choosing among alternative courses of action.

Creativity is no more teachable than heritable, except by the rare intervention of genius.

The scientist is a pragmatist, not a dogmatist.

Economics as a positive science is a body of tentatively accepted generalizations about economic phenomena.

The term 'bounded rationality' describes the real world better than perfect rationality.

Organizations evolve through a process of satisficing.

The future is not predictable; it is probabilistic.

Human rationality is shaped by the real opportunities available.

Attention is the scarcest resource in the modern world.

Science is the search for regularities in nature.

The joy of discovery is the greatest reward of science.

Models of man must be models of boundedly rational man.

Thinking is a form of internal conversation.

The computer is a tool for amplifying human thought.

Wisdom is the ability to see the consequences of our actions.

In complex systems, small changes can have large effects.

The art of management lies in making decisions under uncertainty.