″‘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

It is the act of an ill-instructed man to blame others for his own bad condition; it is the act of one who has begun to be instructed, to lay the blame on himself; and of one whose instruction is completed, neither to blame another, nor himself. The Enchiridion

Pity is the most agreeable feeling among those who have little pride and no prospects of great conquests. The Gay Science

Language is originally and essentially nothing but a system of signs or symbols, which denote real occurrences, or their echo in the human soul. Psychology of the Unconscious