"Finally, from so little sleeping and so much reading, his brain dried up and he went completely out of his mind.” (Miguel de Cervantes Saavedra, Don Quixote)
The heart has its reasons of which reason knows nothing
423. The heart has its reasons of which reason knows nothing: we know this in countless ways.
424. It is the heart which perceives God and not the reason. That is what faith is: God perceived by heart, not by he reason.