16.培养一个人需要几十年的时间，但毁掉一个人只需要几天的时间。
It takes dozens of years to foster a person, but takes only a few days to ruin him.
17.我们的社会变得越来越宽容了，但另一方面，各种各样的问题也越来越棘手了。
Our society is becoming more and more tolerant, but on the other hand, many things have also become more and more thorny.
18.我们应该加强对孩子所观看的电视节目的监控，不能让他们有机会接触充满暴力和色情的东西。
We ought to strengthen our supervision over the TV programs that our children watch, leaving them no chances to be exposed to violence and sex.
