A physician is one who pours drugs of which he knows little into a body of which he knows less.
VoltaireWhen his highness sends a ship to Egypt, does he trouble his head whether the mice on board are at their ease or not?
VoltaireWhat then do you call your soul? What idea have you of it? You cannot of yourselves, without revelation, admit the existence within you of anything but a power unknown to you of feeling and thinking.
Voltaire