71.  First, Think critically about the complex issues of freedom and privacy, rights and responsibility.

72.  I suppose you must be aware of the serious lack of privacy online these days, causing damage to one's reputation, possessions or even life.

73.  Last but not least, although it's convenient for us to go shopping and to make friends online, we should still be careful to give away your privacy.

74.  Bad conducts like stealing information, invading people's privacy can definitely arouse problems or even litigation.

75.  First, respect other people's privacy and also mind our own words or behaviors online; second, follow the copyright rules and don't download and upload illegal sources like music and movies.

76.  Another one is that it results in a threat to our privacy.

77.  Some people may let out others' privacy without permission, which is really immoral.

78.  Second, protect our personal privacy as well as other people's privacy.

79.  Privacy lost is another problem, someday a stranger will read your e-mail without your permission or scan the websites you've visited.

80.  In order to keep your information private, you should learn about software guarding against invasion of privacy.