Chatting with phones is a common scene in this technological society, but we should use social media in a positive way that really connects each others. I think the idea of real friends in the social media is what Krause made successful and compelling for me. Scientific revolution, like phones and lots of personalize social medias, is supposed to improve our society, so how can we use social media properly is what we should find out.
At first, my conclusion is just about summarizing my previous ideas in the paper. I think that is not necessary, so I change the conclusion into a different direction. Also leaving a question to reader is a good idea to let them think for the answer.