问题
The mind is a system of organs of computation, designed by natural selection to solve the kinds of problems our ancestors faced in their foraging way of life.
Problem-solving often requires restructuring one's mental representation of the situation.
Problem solving is the central activity of intelligent systems.
Problem solving is a search through a space of possible solutions.
The capacity of the human mind for formulating and solving complex problems is very small compared with the size of the problems whose solution is required for objectively rational behavior in the real world.
Solving a problem simply means representing it so as to make the solution transparent.
It is the client who knows what hurts, what directions to go, what problems are crucial, what experiences have been deeply buried.