Jean Piaget

Our problem, from the point of view of psychology and from the point of view…

Scientific knowledge is in perpetual evolution it finds itself changed from one day to the…

The principle goal of education in the schools should be creating men and women who…

This means that no single logic is strong enough to support the total construction of…

It is with children that we have the best chance of studying the development of…

To express the same idea in still another way, I think that human knowledge is…

The current state of knowledge is a moment in history, changing just as rapidly as…

In other words, knowledge of the external world begins with an immediate utilisation of things…

I have always detested any departure from reality, an attitude which I relate to my…