To avoid situations in which you might make mistakes may be the biggest mistake of all.
Worrying is the interest paid on a debt you may not owe.
Ultimately, censorship comes down to taste. What offends me may enlighten you. Do you want me deciding-based on my taste-what you should or should not be exposed to?
Pettiness seems to go hand in hand with vindictiveness. The smaller the person, the larger the need for revenge. This may account for the fact that some consensual crimes have stiffer penalties than do most crimes with innocent victims.
The more severe the pain or illness, the more severe will be the necessary changes. These may involve breaking bad habits, or acquiring some new and better ones.