Play is the answer to how anything new comes about.

During the earliest stages the child perceives things like a solipsist who is unaware of himself as subject and is familiar only with his own actions.

Are we forming children who are only capable of learning what is already known? Or should we try to develop creative and innovative minds, capable of discovery from the preschool age on, throughout life?

The self thus becomes aware of itself, at least in its practical action, and discovers itself as a cause among other causes and as an object subject to the same laws as other objects.

What we see changes what we know. What we know changes what we see.

I have always detested any departure from reality, an attitude which I relate to my mother's poor mental health.

Punishment renders autonomy of conscience impossible.