“You can't reason with your heart; it has its own laws, and thumps about things which the intellect scorns.”

“The heart has its own laws... and the truth is... the truth is that you are the law of mine.”

“Happiness always has an object... Depends on external things. Joy... Has no object. It seizes you for no apparent reason, it's like the sun, its burning is fueled by its own heart.”

“The heart has its reasons which reason knows not.”

“The Islamic intellectual tradition has usually not seen a dichotomy between intellect and intuition but has created a hierarchy of knowledge and methods of attaining knowledge according to which degrees of both intellection and intuition become harmonized in an order encompassing all the means available to man to know, from sensual knowledge an reason to intellection and inner version or the "knowledge of the heart.”

“[B]ut pain doesn't listen to reason, it has it's own reason, which is not reasonable.”