Christendom has had a series of revolutions and in each one of them Christianity has died. Christianity has died many times and risen again; for it had a God who knew the way out of the grave.

Architecture is the alphabet of giants; it is the largest set of symbols ever made to meet the eyes of men. A tower stands up like a sort of simplified stature, of much more than heroic size.

Silence is the unbearable repartee.

There is a corollary to the conception of being too proud to fight. It is that the humble have to do most of the fighting.

Whenever you remove any fence, always pause long enough to ask why it was put there in the first place.

It is the friction of two spiritual things, of tradition and invention, or of substance and symbol, from which the mind takes fire. The creeds condemned as complex have something like the secret of sex; they can breed thoughts.

To do Mohammed justice, his main attack was against the idolatries of Asia. Only he thought, just as the Arians did and just as the Unitarians do, that he could attack them better with a greater approximation to plain theism. What distinguishes his heresy from anything like an Arian or Albigensian heresy is that, as it sprang up on the borders of Christendom, it could spread outwards to a barbaric world.