"But Gregor found it easy to give up having the door open, he had, after all, often failed to make use of it when it was open and, without the family having noticed it, lain in his room in its darkest corner." Metamorphosis and Other Stories

I am tormented by temptations." "What kind? There is a cure for temptation." "What?" "Yielding to it.“ Le Pere Goriot

The lot assigned to every man is suited to him, and suits him to itself. Book III

″‘And if there were a contest, and he had to compete in measuring the shadows with the prisoners who had never moved out of the den, while his sight was still weak, and before his eyes had become steady (and the time which would be needed to acquire this new habit of sight might be very considerable), would he not be ridiculous? Men would say of him that up he went and down he came without his eyes; and that it was better not even to think of ascending; and if any one tried to loose another and lead him up to the light, let them only catch the offender, and they would put him to death.’ ‘No question,’ he said.” Republic