There can be no sexual love without lust; but, on the other hand, until the currents of lust in the organism have been irradiatedas to affect other parts of the psychic organism--at the least the affections and the social feelings--it is not yet sexual love. Lust, the specific sexual impulse, is indeed the primary and essential element in this synthesis, for it alone is adequate to the end of reproduction, not only in animals but in men. But it is not until lust is expanded and irradiated that it develops into the exquisite and enthralling flower of love.

On the threshold of the moral world we meet the idea of Freedom, 'one of the weightiest concepts man has ever formed,' once a dogma, in the course of time a hypothesis, now in the eyes of many a fiction, yet we cannot do without it, even although we may be firmly convinced that our acts are determined by laws that cannot be broken.

Failing to find in women exactly the same kind of sexual emotions, as they find in themselves, men have concluded that there are none there at all.

The absence of flaw in beauty is itself a flaw.

Thinking in its lower grades, is comparable to paper money, and in its higher forms it is a kind of poetry.

The romantic embrace can only be compared with music and with prayer.

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.