The first is the way to communicate. Now, everyone is an instant messenger, because everyone has practically downloaded We-Chat in their smart phones, which can quickly transmit information, making people in different places chatting and meeting in the same time.
The second is the way to learn. Students also become beneficial owner of Internet technology. The programmers invented diverse online teaching apps, letting students who remain within doors study. Meanwhile, there are multiple online resources available.
The third is the way to entertain. Music, movies, games and others traditional forms of entertainment have newer development in smart phones. More importantly, smart phones have retrofitted new entertainment, such as short video, online games and so on.
The three aspects discussed above are only a small part. Actually, smart phones have become an indispensable part of our life, and it ushers new era of human civilization.