A child's character develops in accordance with the obstacles he has encountered... or the freedom favoring his development that he has enjoyed.

The child will reveal himself through work.

He who experiments must, while doing so, divest himself of every preconception. It is clear then that if we wish to make use of a method of experimental psychology, the first thing necessary is to renounce all former creeds and to proceed by means of the method in the search for truth.

We are the sowers - our children are those who reap. We labor so that future generations will be better and nobler than we are.

Culture and education have no bounds or limits; now man is in a phase in which he must decide for himself how far he can proceed in the culture that belongs to the whole of humanity.

The real preparation for education is the study of one's self.

Every great cause is born from repeated failures and from imperfect achievements.