If we do not keep reminding ourselves of the truth, other things will influence our hearts and we may no longer speak the pure language with fluency.
وَٱلْأَمْرُ نَفْسُهُ يَنْطَبِقُ عَلَى تَعَلُّمِ ٱللُّغَةِ ٱلنَّقِيَّةِ .‏