If you want to understand today, you have to search yesterday.

I do not believe in a child world. It is a fantasy world. I believe the child should be taught from the very first that the whole world is his world, that adult and child share one world, that all generations are needed.

A man is educated and turned out to work. But a woman is educated and turned out to grass.

I am mentally bifocal.

The secret of joy in work is contained in one word - excellence. To know how to do something well is to enjoy it.

It is difficult not to wonder whether that combination of elements which produces a machine for labor does not create also a soul of sorts, a dull resentful metallic will, which can rebel at times.

What seems new is only new to us.