Creativity requires the freedom to consider unthinkable alternatives, to doubt the worth of cherished practices.

The idea for which this nation stands will not survive if the highest goal free man can set themselves is an amiable mediocrity. Excellence implies striving for the highest standards in every phase of life.

The ablest and most effective leaders do not hold to a single style; they may be highly supportive in personal relations when that is needed, yet capable of a quick, authoritative decision when the situation requires it.

Perhaps the most striking feature of the [nonprofit] sector is its relative freedom from constraints and its resulting pluralism.

Storybook happiness involves every form of pleasant thumb-twiddling; true happiness involves the full use of one's powers and talents.

Mastery is not something that strikes in an instant, like a thunderbolt, but a gathering power that moves steadily through time, like weather.

The individual who has become a stranger to himself has lost the capacity for genuine self-renewal.