Don't imagine that the oppressor and corruptor are always appearing his immorality and corrupted creed

Don't imagine that the oppressor and corruptor are always appearing his immorality and corrupted creed but he may seem faithful with good creed apparently to achieve his aims on simple people, therefore the one who are waiting for Al-Imam Al-Mahdi peace of Allah be upon him should be discerning and knowing with such sides and persons to be from the first who face them by refusing and condemnation.
Al-Austathe Ali Al-Zaidi