There are 3 billion 225 million 734 thousand 296 topics in the world17 impact the average personThere are 3 billion 225 million 734 thousand 279 topics that have nothing to do with youIf your opinion on a topic that doesn't impact you is harmful to othersKeep it to yourselfThere are 3 billion 225 million 734 thousand 296 topics in the world17 impact the average personThere are 3 billion 225 million 734 thousand 279 topics that have与青年无关的是3100万秒的5.36千秒，这是一年不一的秒浪费秒的研究，争论和坚持不影响青年的主题的3100万5.36千秒在1年中是17个主题，这是17个主题，影响您的秒数学习，改善您的生活，改善，并在17个主题中成长，例如加载。。。。。。。。。