The establishment of Christianity . . . arrested the normal development of the physical sciences for over fifteen hundred years.

I will not permit thirty men to travel four hundred miles to agitate a bag of wind.

The cardinal doctrine of a fanatic's creed is that his enemies are the enemies of God.

The last struggles of a great superstition are very frequently the worst.

The 'law of wills and causes,' formulated by Comte, . . . is that when men do not know the natural causes of things, they simply attribute them to wills like their own; thus they obtain a theory which provisionally takes the place of science, and this theory forms a basis for theology.

The establishment of Christianity . . . arrested the normal development of the physical sciences for over fifteen hundred years.