Ali (peace be on him) is the Door of Wisdom
قَالَ رَسُولُ اللهِ صَلَّي اللهُ عَلَيْهِ وَ آلِهٖ أَنَا دَارُ الْحِكْمَةِ وَ عَلِيٌّ بَابُهَا فَمَنْ أَرَادَ الْحِكْمَةَ فَلْيَأْتِ الْبَابَ. The Messenger of Allah (peace be on him and his progeny) declared, “I am the house of wisdom and Ali is its door. So, whoever intends (to acquire) wisdom, he must come through the door.” References:…