Imam Ali (AS) said: Be among those who practice the holy Quran, follow the Quran, know God with the Quran, and advise yourself with the Quran, and challenge your views and judgment in the presence of the Quran, and consider your inappropriate wishes as incorrect with the Quran [1].
[1] Nahjul Balaghah, Sermon 176.
source : Shafaqna