““When the Christian Crusaders in the East came into collision with that invincible order of assassins, that order of free spirits par excellence, whose lowest grade lives in a state of discipline such as no order of monks has ever attained, then in some way or other they managed to get an inkling of that symbol and tally- word, that was reserved for the highest grade alone as their secretum, "Nothing is true, everything is allowed," — in sooth, that was freedom of thought, thereby was taking leave of the very belief in truth.””