A great deal of time and intellectual force are lost in the world, because the false seems great and the truth so small and insignificant.

An interesting piece of work, freely chosen, which has the virtue of inducing concentration rather than fatigue, adds to the child's energies and mental capacities, and leads him to self-mastery.

The senses, being the explorers of the world, open the way to knowledge.

To have a vision of the cosmic plan, in which every form of life depends on directed movements which have effects beyond their conscious aim, is to understand the child's work and be able to guide it better.

To consider the school as a place where instruction is given is one point of view. But, to consider the school as a preparation for life is another. In the latter case, the school must satisfy all the needs of life.

The exercises of practical life are formative activities, a work of adaptation to the environment. Such adaptation to the environment and efficient functioning therein is the very essence of a useful education.

We cannot create observers by saying 'observe,' but by giving them the power and the means for this observation and these means are procured through education of the senses.