...Love is the most universal, the most tremendous and the most mysterious of the cosmic forces. After centuries of tentative effort, social institutions have externally diked and canalized it. Taking advantage of this situation, the moralists have tried to submit it to rules. But in constructing their theories they have never got beyond the level of an elementary empiricism influenced by out of date conceptions of matter and the relics of old taboos. Socially, in science, business and public affairs, men pretend not to know it, though under the surface it is everywhere. Huge, ubiquitous and always unsubdued this wild force seems to have defeated all hopes of understanding and governing it. It is therefore allowed to run everywhere beneath our civilization. We are conscious of it, but all we ask of it is to amuse us, or not to harm us. Is it truly possible for humanity to continue to live and grow without asking itself how much truth and energy it is losing by neglecting its incredible power of love?..