Who ever heard a theologian preface his creed, or a politician conclude his speech with an estimate of the probable error of his opinion?

All definite knowledge - so I should contend - belongs to science; all dogma as to what surpasses definite knowledge belongs to theology. But between theology and science there is a No Man's Land, exposed to attack by both sides; this No Man's Land is philosophy.

Our beliefs are, however, often contrary to fact.

Televison allows thousands of people to laugh at the same joke and still remain alone.

The time has come, or is about to come, when only large-scale civil disobedience, which should be nonviolent, can save the populations from the universal death which their governments are preparing for them.

One of the main causes of trouble in the world is dogmatic and fanatical belief in some doctrine for which there is no adequate evidence

If we compare Europe with other continents, it is marked out as [another] persecuting continent.