At any rate, the experiment is much too risky to be tried.

In the lower classes the results produced would certainly be rough, imperfect, untidy.
Therefore self-expression must not be permitted in that part of the school.

And if not there, it must not be permitted anywhere, for the longer it is delayed the greater will be the difficulty of starting it and the greater the attendant risk.

The child must not express what he really perceives; and as genuine perception forces for itself the outlet of genuine expression, he must not be allowed to exercise his perceptive faculties.

Instead of seeing things for himself, he must see what his teacher directs him to see, he must feel what his teacher directs him to feel, he must think what his teacher directs him to think, and so on.