Do all of Imam’s books and works teach moral lessons?

Imam Khomeini stressed the need for a process of spiritual development

The way of moral reform advocated by Imam Khomeini is a process of spiritual development in which the adept learns to conquer and then lose interest in his worldly desires and become totally devoted to God.

opponents take advantage of disputes among Muslims, Imam Khomeini explained

Imam Khomeini stressed that In the Islamic world today, we also observe that the opponents of the Islamic movement take advantage of disputes among Muslims.