In addition to the knowledge in books, we also need to understand the importance of "common sense". Only knowledge without common sense, when talking to people, there will be a lack of easy and easy topics. With you present, the air will be tense and serious, and you will not be Popular people. The so-called common sense is all-encompassing, and everything should be paid attention to, so that you can lively and funny, talk about the source. What does this passage mean? ['People without common sense are worthless.', 'It is difficult for people without common sense to interact with people.', 'Knowledge beyond books is common sense.', 'Common sense is more important than knowledge.']