The morality of work is the morality of slaves, and the modern world has no need of slavery.

Moral progress has consisted in the main of protest against cruel customs, and of attempts to enlarge human sympathy.

Man is a credulous animal, and must believe something; in the absence of good grounds for belief, he will be satisfied with bad ones.

All serious innovation is only rendered possible by some accident enabling unpopular persons to survive.

I think periods of browsing during which no occupation is imposed from without are important in youth because they give time for the formation of these apparently fugitive but really vital impressions.

The triumph of science has been mainly due to its practical utility, and there has been an attempt to divorce this aspect from that of theory, thus making science more and more a technique, and less and less a doctrine as to the nature of the world. The penetration of this point of view to philosophers is very recent.

Unless a man has been taught what to do with success after getting it, the achievement of it must inevitably leave him a prey to boredom.