When the gratitude that many owe to one discards all modesty, then there is fame.

There is sense in hoping for recognition in a distant future only when we take it for granted that mankind will remain essentially unchanged, and that whatever is great is not for one age only but will be looked upon as great for all time.

It is my ambition to say in ten sentences what others say in a whole book.

We do not belong to those who only get their thought from books, or at the prompting of books, -- it is our custom to think in the open air, walking, leaping, climbing, or dancing on lonesome mountains by preference, or close to the sea, where even the paths become thoughtful.

What if God were not exactly truth, and if this could be proved? And if he were instead the vanity, the desire for power, the ambitions, the fear, and the enraptured and terrified folly of mankind?

Whoever has really sacrificed anything, knows that he wanted and got something in return.

Consider the cattle, grazing as they pass you by. They do not know what is meant by yesterday or today, they leap about, eat, rest, digest, leap about again, and so from morn till night and from day to day, fettered to the moment and its pleasure or displeasure, and thus neither melancholy nor bored. [...] A human being may well ask an animal: 'Why do you not speak to me of your happiness but only stand and gaze at me?' The animal would like to answer, and say, 'The reason is I always forget what I was going to say' - but then he forgot this answer too, and stayed silent.