Every period ruled by mystics was an era of stagnation and want, when most men were on strike against existence.

One loses everything when one loses one's sense of humor.

There is no such thing as duty. If you know that a thing is right, you want to do it. If you don't want to do it - it isn't right. If it's right and you don't want to do it - you don't know what right is and you're not a man.

He despised causeless affection, just as he despised unearned wealth. They professed to love him for some unknown reason and they ignored all the things for which he could wish to be loved.

If he can give his readers no reason why they should read his book, except that the events happened to him, it is not a valid book.

Do not help your jailers to pretend that their jail is your natural state of existence.

In a fully free society, taxation-or, to be exact, payment for governmental services-would be voluntary.