If a man insisted always on being serious, and never allowed himself a bit of fun and relaxation, he would go mad or become unstable without knowing it.
Bio: Mostafa Mohammad Najjar is an Iranian politician and former army general. He was interior minister of Iran from 2009 to 2013 and minister of defense in the first cabinet of Mahmoud Ahmadinejad from 2005 to 2009. He is also a veteran of the IRGC.