The word of the mouth is a very powerful thing and you can say something about someone that is not necessarily true, but people will believe it and it will become a constant reminder and every time that your name is bought up, that will come up.
The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.
I used to believe that anything was better than nothing. Now I know that sometimes nothing is better.