Most human beings have an almost infinite capacity for taking things for granted. Aldous Huxley
Man's capacity for justice makes democracy possible, but man's inclination to injustice makes democracy necessary. Reinhold Niebuhr
The nationalist not only does not disapprove of atrocities committed by his own side, but he has a remarkable capacity for not even hearing about them. George Orwell
Only the liberation of the natural capacity for love in human beings can master their sadistic destructiveness. Wilhelm Reich
Nature shows that with the growth of intelligence comes increased capacity for pain, and it is only with the highest degree of intelligence that suffering reaches its supreme point. Arthur Schopenhauer
Genius is an infinite capacity for taking pains. Dutch Proverb