The human hand allows the mind to reveal itself.

Education, as conceived today, is something separated both from biological and social life.

All human victories, all human progress, stand upon the inner force.

The environment itself will teach the child, if every error he makes is manifest to him, without the intervention of a parent of teacher, who should remain a quiet observer of all that happens.

What we need is a world full of miracles, like the miracle of seeing the young child seeking work and independence, and manifesting a wealth of enthusiasm and love.

Freedom in intellectual work is found to be the basis of internal discipline.

Growth is not merely a harmonious increase in size, but a transformation.