al-Ghazali on the Lawful & the Unlawful is the fourteenth chapter of The Revival of the Religious Sciences (Ihya Ulum al-Din), which is widely considered as the greatest work of Islamic spirituality. Written by one of the most famous of theologian-mystics of all time, The Book of the Lawful & the Unlawful is unlike other Islamic works concerned with legal issues; here, Abu Hamid al-Ghazali aims to teach his readers firstly the...