Professor Ansarain who is an erudite researcher of the holy Quran said: According to the verses of the Qur'an, the perfect human being is Imam Hussein (AS)", Allah points out in many verses that if you want to see me and my perfections, see Hussein (AS).
Professor Hussein Ansarian points out in one of his lectures in Husseinieh of Bani Al-Zahra (AS) that we certainly do not understand much of the verses of the Book of Allah except with the help of the Prophet (PBUH&HP) and the Infallible Imams(PBUT); This fact has been mentioned by the owner of the Qur'an in several verses and said: " God granted a great favor to the believers by sending a Messenger from their own people to recite to them God's revelations, to purify them of moral defects, to teach them the Book, and to give them wisdom. Before this they had lived in manifest error. ", you need the teacher of the holy Qur'an.
Understanding the holy Quran is not easy
He considered it impossible for everyone to understand the Qur'an and added: The Holy Quran is the manifestation of the infinite science of the truth, is the manifestation of the mercy of the truth, is the manifestation of the benevolence of the truth and it is not an easy book so that anyone can with high educational level can comprehend it, when the Holy Quran says: you need the teacher of the Quran, it means that the entire human beings need the teacher of the holy Quran.
source : erfan.ir