niezamierzenie(?) zabawny początek: "The lifetime prevalence of romantic love is extremely high, as romantic love strikes nearly 100% of the people at one or more times during their life. As a comparison, the lifetime prevalence of experiencing any mental disorder is “only” 46.4% (National Institute of Mental Health, US)" http://onlinelibrary.wiley.com/doi/10.1002/hbm.22197/abstract;jsessionid=BEDB0028917CC997B4E8010AF8498BB0.d02t02