The most important lesson of American history is the promise of the unexpected. None of our ancestors would have imagined settling way over here on this unknown continent. So we must continue to have society that is hospitable to the unexpected, which allows possibilities to develop beyond our own imaginings.

The most promising words ever written on the maps of human knowledge are terra incognita, unknown territory.

The Christian test was a willingness to believe in the one Jesus Christ and His Message of salvation. What was demanded was not criticism but credulity. The Church Fathers observed that in the realm of thought only heresy had a history.

Where ruts have not yet been worn, it requires less effort to stay out of them.

It is very unlikely that the computer will displace the books, except in areas where we need information speedily.

We read advertisements... to discover and enlarge our desires.

The mind is a vagrant thing.... Thinking is not analogous to a person working in a laboratory who invents something on company time.