But in my many off-the-record discussions with senior officials in Iran and elsewhere over the last few years, I have heard five such reasons stated with clarity and consistency, and they deserve to be taken seriously.
No obstante, en muchas de mis pláticas no oficiales con altos funcionarios de Irán y otros lugares durante los últimos años, he escuchado clara y consistentemente cinco razones, que merecen que se les tome en serio.