Tell that to the people suffering from the effects of awful breakups, infidelity, broken trust, divorce etc.
Love is like many of the bittersweet things in life - when it's good it's quite wonderful, but when it goes wrong (some might say inevitably) it can be a living hell.
Don't forget that many people are compelled to indulge in these sites because of bad experiences in the past and that most indomitable of human virtues - hope.
PS: I didn't realise Mother Teresa was so cute. Takes all sorts...
RE: How do you...??
Rugby, beer... Marvellous!