The Translation Movement
Baghdad’s Bayt al-Hikma (House of Wisdom, founded under Harun al-Rashid and expanded under al-Ma’mun, 8th-9th century CE) became the center of a systematic translation project: Greek philosophical, scientific, and medical texts were rendered into Arabic, often through Syriac intermediary translations. Aristotle’s Organon, Metaphysics, and De Anima; Plato’s Republic and Timaeus; Plotinus’s Enneads (partially misattributed to Aristotle as Theology of Aristotle) — all entered Arabic intellectual life.
Al-Kindi (c. 801-873 CE): The First Arab Philosopher
Al-Kindi argued that philosophy and revelation were compatible: both truth and revelation come from the same source, divine wisdom. He was the first to systematically use Aristotelian categories in Arabic. His work on the intellect — the Risala fi al-‘Aql — distinguished between the material intellect, actual intellect, acquired intellect, and the divine agent intellect, laying the vocabulary for later Islamic philosophy.
Al-Farabi (c. 872-950 CE): The Second Teacher
Al-Farabi (after Aristotle, “the First Teacher”) articulated the relationship between the prophetic intellect and philosophical reason: prophecy is philosophy communicated through imagination (khayal) for the masses; philosophy is prophecy communicated through pure intellect for the few. His Mabadi’ Ara’ Ahl al-Madina al-Fadila (Opinions of the Inhabitants of the Virtuous City) mapped the Platonic ideal state onto Islamic thought.
Ibn Sina (980-1037 CE): The Floating Man
Ibn Sina’s floating man argument (al-rajul al-ta’ir): imagine a man created in the air, all sensory input removed, eyes blindfolded, floating without touch, without body sensation — he would still be aware of himself. This is the proof that the soul’s existence is self-evident to it, independent of the body. The argument anticipates Descartes’s cogito by six centuries.
His Shifa’ (The Healing) synthesized medicine, logic, natural science, mathematics, and metaphysics into the most comprehensive encyclopedia of knowledge in medieval Islam.
Ibn Rushd (1126-1198 CE): The Commentator
Ibn Rushd’s Tahafut al-Tahafut (Incoherence of the Incoherence) responded to al-Ghazali’s devastating Tahafut al-Falasifa (Incoherence of the Philosophers), which had attacked three positions as heretical: eternal universe, divine knowledge of particulars, and bodily resurrection. Ibn Rushd defended philosophy’s right to exist within Islamic civilization. His commentaries on Aristotle dominated European scholasticism through Thomas Aquinas.
See also: Ilm Al Kalam, Tawhid Sifat, Hikmat Al Ishraq, Seerah Ibn Arabi, Ilm Al Mizan, Sufi Stations Maqamat