Birth-control is effecting, and promising to effect, many functions in our social life.

What we call 'morals' is simply blind obedience to words of command.

Man lives by imagination.

It is becoming clear that the old platitudes can no longer be maintained, and that if we wish to improve our morals we must first improve our knowledge.

Here, where we reach the sphere of mathematics, we are among processes which seem to some the most inhuman of all human activities and the most remote from poetry. Yet it is here that the artist has the fullest scope of his imagination.

Education, whatever else it should or should not be, must be an inoculation against the poisons of life and an adequate equipment in knowledge and skill for meeting the chances of life.

The immense value of becoming acquainted with a foreign language is that we are thereby led into a new world of tradition and thought and feeling.