Community guidelines Have something to say? We'd like to hear from you. We encourage you to post your comments, questions, opinions, and thoughts. We just ask that you keep it civil and on-topic, and don't break any laws. This is a place for discussion, not for name-calling or spamming or trolling. Comments are never altered, but we do reserve the right to remove any that are deemed profane, inflammatory, defamatory, or otherwise mean-spirited. Questions Why do I have to give you my email address? We use email addresses to verify that comments are coming from real people and aren't spam. Also, in the event that you have a question that warrants a personal response, we have the option of reaching you via email rather than within the discussion forum. But we won't use this information to sen
来源(Source From): http://hub.jhu.edu/community-guidelines