Soul is of immense source of vast transcendental knowledge, Imam Khomeini explained

Imam Khomeini through his theological works explained that one of the levels of contemplation is meditation on the states of the soul, which is of immense benefit being the source of vast transcendental knowledge.

Why did Imam Khomeini put emphasis on spiritual construction of nation?

Imam Khomeini warned against disregarding divine signs

Imam Khomeini through his theological works warned the humanity against disregarding clear divine signs in the world and asked the faithful people to engage in self purification in order to get ready for the Barzakh (an interval of time between the death of man and his resurrection).

Ethics has a special place in Imam Khomeini's way of thinking

In the heart of Imam Khomeini's way of thinking, ethics has a [special] place, and in fact, all areas of knowledge revolve around this pivot.

According to Imam Khomeini, which factor can assist man in spiritual struggle?

Submission is quite a different thing from knowledge, Imam Khomeini explained

According to Imam Khomeini, the submission, which is the gratification and comfort of the heart, is quite a different thing from knowledge, which is the gratification of the mind.

Imam Khomeini used to spend 7th Muharram onward in Karabla

Ayatollah Khatam Yazdi- Ibid, Vol. 3, pp. 24 and 25

Imam Khomeini distinguishing features of those accustomed to Riya

Imam explains Riya by saying that since this vice is so hidden and subtle that it remains unnoticed by the person himself, he is unaware of the fact that inwardly he is a hypocrite, and he imagines his actions to be pure and untainted.