To speak seriously: the standards of "goodness" which are generally recognized by public opinion are not those which are calculated to make the world a happier place. This is due to a variety of causes, of which the chief is tradition, and the next most powerful is the unjust power of dominant classes.

Few people can be happy unless they hate some other person, nation, or creed.

Mathematics rightly viewed possesses not only truth but supreme beauty.

Thought is merciless to privilege, established institutions, and comfortable habit.

It is in our hearts that evil lies, and it is from our hearts that it must be plucked out.

To fear love is to fear life, and those who fear life are already three parts dead.

Can a society in which thought and technique are scientific persist for a long period, as, for example, ancient Egypt persisted, or does it necessarily contain within itself forces which must bring either decay or explosion?