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

God blessed humans with blessings, intellect, Imam Khomeini highlighted

Imam Khomeini explained that God the Almighty blessed humans with the power to refine and purify themselves.

Imam Khomeini defined harms of hypocrisy and advised to get rid of evil vice

According to Imam Khomeini, one should deliberate upon the matter that if he becomes known in this world for having this bad habit, he will be degraded in the eyes of his fellows and become infamous among his fellow human beings.

God Almighty, grant us the capacity to realize our responsibilities

Imam Khomeini, the late founder of the Islamic Republic advised believers to pray God the Almighty to "Grant us a share of the light of Your knowledge."

If man does not cast pollution from the core of his soul, Imam Khomeini explained

According to Imam Khomeini, if man does not cast pollution from the core of his soul, not only will whatever studying and learning he does be of no benefit by itself, rather it will actually be harmful.

ENTANGLED KA‘BAH

You are the thorn on my way oh sheikh go, Oh the conivet, rogue, don’t block my way, go.

The mystical travelling and manners according to Imam Khomeini

The mysticism has a general concept and the different and the variable proofs.

Beware of the aftermath of your deeds, Imam Khomeini advised

Imam Khomeini advised through his theological works advised believers fear God! Beware of the aftermath of your deeds! Wake up from the sleep of negligence!