I would say the 'changed your mind' value of a book comes from how analogous it is to your current life situation and the number of habits it imbues on you ther

I would say the 'changed your mind' value of a book comes from how analogous it is to your current life situation and the number of habits it imbues on you thereafter. Two of those for me are: 1. Marcus Aurelius's Meditations 2. Isaacson's Benjamin Franklin