Facebook 'dislike' button a comeback for negative thinking[ Mon, 21 Sep 2015 18:33:17 GMT ]We have all had the experience of being gagged by the "like" button on Facebook. As we scroll through our news feed, we sometimes come across stories that trigger loathing, sadness or even rage. But all we have is a like button. Sure, we can write a long message in the comment field. But there is no button to instantly express negative emotions.