Modern science is necessarily a double-edged tool, a tool that cuts both ways. ... There is no doubt that a Zeppelin is a wonderful thing; but that did not prevent it from becoming a horrible thing.

The scientific facts, which were supposed to contradict the faith in the nineteenth century, are nearly all of them regarded as unscientific fictions in the twentieth century.

A feminist is someone who loathes being a woman and who dislikes the chief feminine characteristics.

The whole secret of mysticism is this: that man can understand everything by the help of something he cannot understand.

But pure wit is akin to Puritanism; to the perfect and painful consciousness of the final fact in the universe. Very briefly, the man who sees the consistency in things is a wit - and a Calvinist. The man who sees the inconsistency in things is a humorist - and a Catholic.

A fad or heresy is the exaltation of something which even if true, is secondary or temporary in its nature against those things which are essential and eternal, those things which always prove themselves true in the long run. In short, it is the setting up of the mood against the mind.

Price is a crazy and incalculable thing, while Value is an intrinsic and indestructible thing.