The human soul has need of disciplined participation in a common task of public value, and it has need of personal initiative within this participation.
The human soul has need of security and also of risk. The fear of violence or of hunger or of any other extreme evil is a sickness of the soul. The boredom produced by a complete absence of risk is also a sickness of the soul.

Draft for a Statement of Human Obligation (1943) - Statement Of Obligations