How can we, with our adult minds, know what will be interesting? If you follow the child...you can find out something new.

The principle goal of education in the schools should be creating men and women who are capable of doing new things, not simply repeating what other generations have done.

When you teach a child something you take away forever his chance of discovering it for himself.

Logic and mathematics are nothing but specialised linguistic structures.

Every time we teach a child something, we keep him from inventing it himself. On the other hand, that which we allow him to discover for himself will remain with him visible for the rest of his life.

How can we, with our adult minds, know what will be interesting? If you follow the child...you can find out something new.

Our problem, from the point of view of psychology and from the point of view of genetic epistemology, is to explain how the transition is made from a lower level of knowledge to a level that is judged to be higher.