One might as well say he has sold when no one has bought as to say he has taught when no one has learned.

If a person cannot foresee the consequences of his act, and is not capable of understanding what he is told about its outcome by those with more experience, it is impossible for him to guide his act intelligently. In such a state, every act is alike to him.

Continuity of life means continual readaptation of the environment to the needs of living organisms.

[T]he schools, through reliance upon the spur of competition and the bestowing of special honors and prizes, only build up and strengthen the disposition that makes an individual when he leaves school employ his special talents and superior skill to outwit his fellow without respect for the welfare of others

All genuine education comes about through experience.

Education, therefore, is a process of living and not a preparation for future living. Without some goals and some efforts to reach it, no man can live. Education is not preparation for life; education is life itself.

We rarely recognize the extent in which our conscious estimates of what is worth while and what is not, are due to standards of which we are not conscious at all.