A very interesting article on the psychology of love: http://www.nytimes.com/2015/01/11/fashion/modern-love-to-fall-in-love-with-anyone-do-this.html
Interesting study. But does it work for two incompatible strangers. Or a couple who drifted a part. Or if did the study with my husband would I fall in love with him? I wish if its that powerful