All who are not lunatics are agreed about certain things. That it is better to be alive than dead, better to be adequately fed than starved, better to be free than a slave. Many people desire those things only for themselves and their friends; they are quite content that their enemies should suffer. These people can only be refuted by science: Humankind has become so much one family that we cannot insure our own prosperity except by insuring that of everyone else. If you wish to be happy yourself, you must resign yourself to seeing others also happy.

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…

Do not fear to be eccentric in opinion, for every opinion now accepted was once eccentric.

I do not believe that I am now dreaming, but I cannot prove that I am not. I am, however, quite certain that I am having certain experiences, whether they be t…

We ought to consider what is the end of government, before we determine which is the best form. Upon this point all speculative politicians will agree, that th…

There are two laws discrete Not reconciled, Law for man, and law for thing.

'[The career a young man should choose should be] one that is most consonant with our dignity, one that is based on ideas of whose truth we are wholly convince…