Be unselfish. That is the first and final commandment for those who would be useful and happy in their usefulness. If you think of yourself only, you cannot develop because you are choking the source of development, which is spiritual expansion through thought for others.

Truth and right are above utility in all realms of thought and action.

Let us remember that the times which future generations delight to recall are not those of ease and prosperity, but those of adversity bravely borne.

I have a conviction that a few weeks spent in a well organized summer camp may be of more value educationally than a whole year of formal school work.

Be unselfish. That is the first and final commandment for those who would be useful and happy in their usefulness. If you think of yourself only, you cannot develop because you are choking the source of development, which is spiritual expansion through thought for others.

The efficient man is the man who thinks for himself.

Books are the quietest and most constant of friends.