Saying "Ameen" is permissible after reciting the Surah of al-Hamd in the Salat (but it's still not part of the Salat) especially with the intention of supplication.
Mohammad Hussein FadlallahIslam emphasized the internal purity of man that is achieved through the purity of the mind in realizing the Right and the purity of feelings through having the pure intention towards man, far away from the meanness of malevolence and hatred and through the purity of the movement that is not lunched except for the sake of justice, Good and life.
Mohammad Hussein FadlallahAmerica does not seek good for Islam, for the Muslims, and for the repressed.
Mohammad Hussein Fadlallah