Improve your knowledge and wisdom through these words :

اللَّهُمَّ إِنِّي أَسْألُكَ عِلْماً نَافِعاَ وَعَمَلاً صَالِحاً وَحِفْظاً قَوِيّاً وَفَهْماً كَامِلاً وَعَقْلاً سَالِماً بِرَحْمَتِكَ يَا اَرْحَمَ ٱلرَّاحِمِينَ

Allāhumma inni asaluka ‘amalan nāfi‘ā Wa ‘amalan swālihā hifzan qawiyyā wa fahman kāmilā wa aqlan sālimā birahmatika yā arhamar rāhimeen

Oh Allah I ask You for beneficial knowledge and good deeds and a strong memory and a perfect understanding and a sound intellect by Your mercy, O the most Merciful of the merciful ones.