 Why are Reston-Farrell and Brett-James not willing to assassinate Temple-Tracy themselves?
A gun is an interesting weapon; it can be hired, of course, and naturally doesn't care who hires it. The evening was dark, it was unlikely that the other even saw the circle of steel that was the mouth of the shotgun barrel, now resting on the car's window ledge. Reston-Farrell, the one Joe had already met, was tall and drawn of face and with a chainsmoker's nervousness. Whatever the something else was, a slot opened in the middle of the table and a glass, so clear of texture as to be all but invisible, was elevated. Reston-Farrell said, "Suffice to say, you are now one hundred and seventy-three years after the last memory you have."
 They do not possess hatred in their genetic sequence and are incapable of committing vile acts
 They would feel such guilt after taking a fellow human's life as to cause them long-lasting anguish  They are fearful of Temple-Tracy's followers using him as a martyr to strengthen their cause  They are afraid of what might happen if they are forced to receive psychiatric treatment  They do not possess hatred in their genetic sequence and are incapable of committing vile acts