No one can understand Paris and its history who does not understand that its fierceness is the balance and justification of its frivolity. It is called a city of pleasure; but it may also very specially be called a city of pain. The crown of roses is also a crown of thorns. Its people are too prone to hurt others, but quite ready also to hurt themselves. They are martyrs for religion, they are martyrs for irreligion; they are even martyrs for immorality.

somehow one must love the world without being worldly.

A great curse has fallen upon modern life with the discovery of the vastness of the word Education.

The books that influence the world are those that it has not read.

What we suffer from today is humility in the wrong place...The old humility was a spur that prevented a man from stopping; not a nail in his boot that prevented him from going on. For the old humility made a man doubtful about his efforts, which made him work harder. But the new humility makes a man doubtful about his aims, which will make him stop working altogether.

Your offer," he said, "is far too idiotic to be declined.

Science must not impose any philosophy, any more than the telephone must tell us what to say.