I disagree totally. This is exactly what true love is - sacrificial and costly, but that is makes it deep and true. Only love, not lust or anything else, could have the strength to bear such suffering. This is one of the greatest lesson from LOTR.
I have been doing it since 7 months..faking a smile & pretending to be normal when all i want is to curl up in bed & howl at gods,all i want to do is shake him & ask why..why....faking is the worst kind of pain..sucks u dry from inside..