Cuba was fantastic, at least just in terms of... Not to romanticize or glorify it, but just seeing a place that had not really been touched by the hand of American capitalism. Because it's a genuinely different place. A lot of times when you travel, things start to feel the same from place to place to place, because the same people own everything all around the world.
While every noble morality develops from a triumphant affirmation of itself, slave morality from the outset says No to what is "outside," what is "different," what is "not itself"; and this No is its creative deed.
Student: Dr. Einstein, Aren't these the same questions as last year's [physics] final exam? Dr. Einstein: Yes; But this year the answers are different.
For a writer you have to be interested in different cultures, different backgrounds. You are not there to write only about your village. You're there to show a bit of your village, but also to understand other villages.
My formula for greatness in a human being is amor fati: that one wants nothing to be different, not forward, not backward, not in all eternity. Not merely bear what is necessary, still less conceal it—all idealism is mendaciousness in the face of what is necessary—but love it