Beware of the man whose God is in the skies.

The people who get on in this world are the people who get up and look for the circumstances they want and if they can't find them, make them.

All progress depends on the unreasonable man.

The truth sticks in our throats with all the sauces it is served with: it will never go down until we take it without any sauce at all.

Woman reduces us all to the common denominator.

Every man to whom salvation is offered has an inalienable natural right to say 'No, thank you: I prefer to retain my full moral responsibility: it is not good for me to be able to load a scapegoat with my sins: I should be less careful how I committed them if I knew they would cost me nothing.

To me the sole hope of human salvation lies in teaching.