The only 'good' learning is that which is in advance of development.

The true direction of the development of thinking is not from the individual to the social, but from the social to the individual.

It is through others that we become ourselves.

The child begins to perceive the world not only through his [or her] eyes but also through his [or her] speech

Through others we become ourselves.

Writing should be meaningful for children, Y an intrinsic need should be aroused in them, and Y writing should be incorporated into a task that is necessary and relevant.

Thought is not merely expressed in words, it comes into existence through them