Marco Polo tells the tale of The Old Man in the Mountains and how he recruits new members to his Band of Assassins by means of drugs, beautiful women, lush gardens, and religious promises. The unfortunate thing about this world is that the good habits are much easier to give up than the bad ones.
There was once a professor of law who said to his students. When you are fighting a case, if you have facts on your side hammer them into the jury, and if you have the law on your side hammer it into the judge. But if you have neither the facts nor the law, asked one of his listeners? Then hammer the hell into the table, answered the professor.