Endlessly comparing themselves with peers who have doctored their photographs, amplified their achievements and plagiarised their bons mots can leave Facebook's users more than a little green eyed.

无休止的与自己的同龄人做对比，看他们上传的照片，夸大自己的成就，剽窃别人的名言，这些都让Facebook的使用者心生嫉妒。