Kitab Un Najah -

Before you can know God or the universe, you must know how to think. Avicenna argues that most human error comes from bad reasoning. The first section of the book is a crash course in avoiding logical fallacies. He essentially teaches you how to debug your own brain.

Finding the Lifeboat: An Introduction to Avicenna’s Kitab un Najah (The Book of Salvation)

The premise is simple: It is trapped between the physical body (which decays) and the spiritual realm (which is eternal). Salvation ( Najah ) comes through proper knowledge. The Three Pillars of Salvation Avicenna structures the book like a ladder. You cannot reach the top (happiness) without climbing the bottom rungs (logic and physics).