Hawzah News Agency - Ali ibn Ibrahim has narrated from his father from Ja‘far ibn Muhammad al-Ash‘ari from ‘Ubaydallah al-Dihqan from Durust from Ibrahim ibn ‘Abd al-Hamid that Abu ‘Abdillah (al-Sadiq)  said: 

أَكْمَلُ النَّاسِ عَقْلاً أَحْسَنُهُمْ خُلُقاً.

"The most perfect of people in intellect are the best of them in character."

Al-Kāfi, v.1