What could be more satisfying than teaching someone the truth? ( See paragraph 7) Why does the preaching work bring us joy?
هَلْ مِنْ عَمَلٍ آخَرَ يُشْعِرُنَا بِٱلرِّضَى وَٱلْفَرَحِ أَكْثَرَ مِنْ مُسَاعَدَةِ أَحَدٍ أَنْ يَتَعَلَّمَ ٱلْحَقَّ ؟‏ !‏