Viewed from the summit of reason, all life looks like a malignant disease and the world like a madhouse.
Nature reacts not only to physical disease, but also to moral weakness; when the danger increases; she gives us greater courage
I have learned much from disease which life could have never taught me anywhere else.
Great passions are incurable diseases.
Would you require a wretched being, whose life is slowly wasting under a lingering disease, to despatch himself at once by the stroke of a dagger? Does not the very disorder which consumes his strength deprive him of the courage to effect his deliverance?