Seriousness includes according our brothers and sisters dignity. In his counsel to Timothy, Paul addressed the need to view others with respect.
١٥ بِحَسَبِ ١ تِيمُوثَاوُس ٥ :‏ ​ ١ ،‏ ٢‏ ،‏ كَيْفَ نُظْهِرُ أَنَّنَا نَتَحَلَّى بِٱلرَّصَانَةِ ؟‏