Title: Fī ṭabīʻat al-ʻaql wa-fī marākiz ihtimāmihi fī al-ʻalāqah bayna al-maṣlaḥah al-naẓarīyah wa-al-maṣlaḥah al-ʻamalīyah lil-ʻaql
Subjects: Rationalism, Philosophy and science