More and more it seems to me that the philosopher, being of necessity a man of tomorrow and the day after tomorrow, has always found himself, and had to find himself, in contradiction to his today: his enemy was ever the ideal of today. So far all these extraordinary furtherers of men whom one calls philosophers, though they themselves have rarely felt like friends of wisdom but rather like disagreeable fools and dangerous question marks, have found their task, their hard, unwanted, inescapable task, but eventually also the greatness of their task, in being the bad conscience of their time. Beyond Good and Evil

The nineteenth century, utilitarian throughout, set up a utilitarian interpretation of the phenomenon of life which has come down to us and may still be considered as the commonplace of everyday thinking. … An innate blindness seems to have closed the eyes of this epoch to all but those facts which show life as a phenomenon of utility History as a System

For there is but one essential justice which cements society, and one law which establishes this justice. This law is right reason, which is the true rule of all commandments and prohibitions. Whoever neglects this law, whether written or unwritten, is necessarily unjust and wicked. On The Laws

Men are disturbed, not by things, but by the principles and notions which they form concerning things. The Enchiridion