If men and women are to understand each other, to enter into each other's nature with mutual sympathy, and to become capable of genuine comradeship, the foundation must be laid in youth.

What we call progress is the exchange of one nuisance for another nuisance.

Every ist writes his own autobiography.

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.

The by-product is sometimes more valuable than the product.

Jealousy, that dragon which slays love under the pretence of keeping it alive.

The aesthetic pleasure of dance is a secondary reflection of the primary, vital joy of courtship.