Vulgarity is simply the conduct of other people.

Vulgarity is the conduct of other people, just as falsehoods are the truths of other people

No crime is vulgar, but all vulgarity is crime

Arguments are to be avoided; they are always vulgar and often convincing

Arguments are extremely vulgar, for everyone in good society holds exactly the same opinion.

Argument are to be avoided; they are always vulgar and often convincing.