Speak not in an unknown tongue in company but in your own language and that as those of quality do and not as the vulgar. Sublime matters treat seriously.

• 与众人交谈时，不要使用大家听不懂的语言；要像个有教养的绅士那样讲话，不要像个粗俗的下等人。对那些庄严的话题应当以严肃的态度来讨论。