Outlawing

Don't outlaw things that you personally don't want to do.
Outlaw things that you don't want done to you.

Judging A Group

Don't prejudge individuals by their group.  Left-handed people may be more dumb & evil on average, but it is inaccurate to assume a lefty is dumb & evil.  Judge people  based on the qualities that matter -- not groups that tend to have those qualities.

Felon Voting

Prisoners must be allowed to vote,
else everyone can be outlawed, one minority at a time.