Uncertainty is the necessary companion of all explorers.

Cynics know the answers without having penetrated deeply enough to know the questions. When challenged by mysterious truths, they marshall 'facts.

We live what we know. If we believe the universe and ourselves to be mechanical, we will live mechanically.

Before we choose our tools and technology, we must choose our dreams and values, for some technologies serve them, while others make them more unobtainable.

The spiritual quest begins, for most people, as a search for meaning.

When one begins the transformative process, death and birth are imminent: the death of custom as authority, the birth of the self.

No one can persuade another to change. Each of us guards a gate of change that can only be opened from the inside. We cannot open the gate of another, either by agreement or by emotional appeal.