Why did Imam advise to perform deeds in pure forms for divine sake?

Imam Khomeini: The safeguard Islam itself is the most important obligations.

Sahifeh-ye-Imam, V 21, P 409

Human being miserably fails to grasp the extent of his own small world, Imam Khomeini explained

Imam Khomeini through his theological works explained that human being, a creature crawling on one of the smallest planets miserably fails to grasp the extent of his own small world, whose sun cannot be compared with far greater suns of innumerable galaxies.

Imam khomeini a divine voice and friend to god the almighty

Alex Broudi, a British journalist

One of the moral maladies is maltreatment of other people, Imam Khomeini explained

Imam Khomeini through his theological works explained that one of the moral maladies is the maltreatment of the people of his household, his neighbors, his colleagues and others around him.

On the occasion of the martyrdom of Imam Reza

Learning sciences must pave way for refinement of soul and acquisition of virtues

Imam Khomeini advised seminary students that the learning of these sciences in reality is an introduction to the refinement of the soul and the acquisition of virtue

Believer never backbites, never slanders others, Imam Khomeini explained

Imam Khomeini through his theological works explained that a faithful person never backbites, never slanders others, and he is never vengeful or envious of his brothers in faith.