Scientific American Editor-In-Chief Mariette DiChristina and Dr. Robert Epstein led a volunteer exercise called “soul gazing” as part of the March 10, 2010 event “How To Fall In Love And Stay That Way”. I’m not sure if this works or not, but it’s worth a shot. Or you could just get the other person wasted and take advantage of them. Both techniques have their pros and cons.
Source: Scientific American